Photo Credits

Grade 6


Facing Fear BananaStock/Jupiterimages/Getty Images

Phobia Makes Spiders Appear Larger Than They Are: ©slobo/iStockphoto.com
Aaahh! The world’s scariest roller coasters: John Foxx/Stockbyte/Getty Images
How can I overcome my fear of public speaking?: Comstock/Getty Images
The Power of Expressing Yourself: Brand X Pictures/Getty Images
The Benefits of Fear: ©Marili Forastieri/Photodisc/Getty Images
5 ways to face your fears through travel: ©Corbis
How Roller Coasters Work: Roller Coaster Components: Purestock/Getty Images
Phobias may be memories passed down in genes from ancestors: ©Orhan Cam/Shutterstock
What is the Science Behind Fear?: Jim Wehtje/Photodisc/Getty Images
Migraines: Brand X Pictures/Getty Images
Infographic: Curiosity Rover’s “Seven Minutes of Terror”: Purestock/Getty Images
The science of choking under pressure—and how to avoid it: ©Corbis
The Primitive, Complicated, Essential Emotion Called Fear:
Famous Ghosts in American History: ©Jacob Ammentorp Lund/Alamy
Migraines: ©Digital Vision/Getty Images
How your worst fears stack up against reality: ©Houghton Mifflin Harcourt
Need for Speed?: ©Exactostock/SuperStock
Are Infants Afraid of Heights?: Liquidlibrary/Jupiterimages/Getty Images
5 Fears Mentally Strong People Face Head-On: ©Ryan McVay/Digital Vision/Getty Images
Dr. Maya Angelou on Overcoming Fear: ©Dennis MacDonald/Alamy

Animal Intelligence ©Digital Vision/Getty Images

Opinion: We Didn’t Domesticate Dogs. They Domesticated Us.: ©Cybernesco/iStockphoto.com
How Smart Is An Octopus?: ©Paul Whitehead /Alamy
Parrots Are a Lot More Than ‘Pretty Bird’: Stockdisc/Getty Images
Smart vultures never, ever cross the Spain-Portugal border. Why?: ©Digital Vision/Getty Images
Police geese: A Chinese crime-fighting plan isn’t quite as ridiculous as it sounds:
A New Frontier in Animal Intelligence: ©Digital Vision/Getty Images
Horses are smarter than we realize: Comstock/Getty Images
What Do Cats Think About Us? You May Be Surprised: Comstock/Getty Images
Why some animals can never be domesticated: Comstock/Getty Images
Bat Echo: Rolf Nussbaumer Photography/Alamy
Cats Are Not Dependent on Humans, Study Shows: DAJ
Guard Dogs 101: What You Need to Know Before Getting a Dog for Protection: ©Digital Vision/Getty Images
“Wassup, Sheep?” He Asked: ©Chase Swift/Spirit/Corbis
Monkeys Can Do Math: ©DLILLC/Corbis
What’s the Waggle Dance? And Why Do Honeybees Do It?: Don Farrall/Digital Vision
Yes, Animals Think and Feel. Here’s How We Know: ©Ermolaev Alexandr/Adobe Stock
The 10 Smartest Animals: Creatas / Getty Images
Can dogs understand what we say?: Don Mason/Blend images/Getty Images
Tool Use Found in Octopuses: ©Juniors Bildarchiv/Alamy
Just how smart is an octopus?: ©photonimo/iStockphoto.com

Dealing with Disaster ©Corbis

In the dark over power grid security: ©Corbis
Fire in Nature: ©art-pho/Shutterstock
How can our blue planet be running out of fresh water?: Comstock Images/Jupiterimages/Getty Images
Giant plastic-cleaning system headed to the Great Pacific Garbage Patch: ©Rich Carey/Shutterstock
Natural Disasters: Stocktrek/Corbis
6 Myths About What You Should Do When Disaster Strikes: Comstock/Jupiterimages/Getty Images
Milk, Bread, and Eggs: The Trinity of Winter-Storm Panic-Shopping: ©Brian Tolbert/Spirit/Corbis
Extreme Events: ©Stocktrek Images/Getty Images
Housing the Victims of Natural Disaster: ©John Nakata/Corbis
Landslide Safety: ©Alfsky/iStockphoto.com
‘Humans of the Water’: The untold stories of La. flood victims: ©Byba Sepit/Digital Vision/Getty Images
FEMA 101 — How It All Works: ©Stocktrek Images/Getty Images
Hurricane Hunters Association: Courtesy National Oceanic and Atmospheric Administration
Can We Predict Earthquakes?: ©John Nakata/Corbis
Johnstown Dam Tragedy: ©Ilene MacDonald/Alamy
One of the Worst Man-Made Disasters in History: ©GoJo024/iStockphoto.com/Getty Images
About Pet and Disaster Safety: ©Ermolaev Alexander/Shutterstock
Building a Rescue Roach: ©Dr. Morley Read/Shutterstock
Michael McDaniel: Cheap, Effective Shelter for Disaster Relief: Credit: U.S. Air Force photo by Master Sgt. Bill Huntington
How social media is helping Nepal rebuild after two big earthquakes: ©Martin Gillespie/Shutterstock

Making Your Voice Heard ©Alvaro Ortiz/Houghton Mifflin Harcourt

Texas teenager creates $20 water purifier to tackle toxic e-waste pollution: ©Houghton Mifflin Harcourt
Martin Luther King, Jr.: 8 peaceful protests that bolstered civil rights: ©Luiz Felipe Castro/Flickr/Getty Images
Your body language shapes who you are: ©Houghton Mifflin Harcourt
Art + Technology = New Art Forms, Not Just New Art: ©Helder Almeida/Fotolia
What Does it Mean To Be Human?: ©Pichugin Dmitry/Shutterstock
Ai Weiwei Alcatraz tour: Legos, protest songs and prison cells: Photodisc/Getty Images
Haters Gonna Hate. Teen Girl Activists Shake it Off and Try Again: ©Monkey Business Images/Shutterstock
What Is Democracy?: ©Fotosearch/Getty Images
Cave Paintings and Artifacts: ©Shutterstock
Introvert Teens Can Make Effective Leaders: ©Image Source/Getty Images
Horse (Exhibition): Comstock/Getty Images
How British scientist Hertha Marks Ayrton discovered the secret of ripples: Stockbyte/Getty Images
Breaking the Silence: ©Big Cheese Photo LLC/Alamy
Dangerous Exotic Pets: ©Ocean/Corbis
Order to the Chaos of Life: Isabel Allende on Writing:
How improv comedy helped a teen with autism: ©Comstock/Getty Images
Texting May Be Taking a Toll: ©Digital Vision/Getty Images
What Are The Dangers Of A Single Story?: ©Sam Dudgeon/Houghton Mifflin Harcourt
A New Wrinkle on School Uniforms: ©Age Fotostock
Nouns Slow Down Our Speech: ©Corbis

Decisions That Matter ©Radius Images/Alamy

The Real Story of Revere’s Ride: Photodisc/Getty Images
How do we make decisions?: ©Rich Legg/iStockphoto.com
Report on Desegregation in the Schools of Alabama, September 9, 1963: Comstock/Getty Images
What If: Britain and France Had Not Appeased Hitler in 1938?: ©Houghton Mifflin Harcourt
How I stopped the Taliban from shutting down my school: ©Zurijeta/iStockphoto.com/Getty Images
Are we in control of our own decisions?: ©Corbis
Biologists Could Soon Resurrect Extinct Species. But Should They?: Photodisc/Getty Images
Brain Confidence: How Our Neurons Make Decisions: ©gecko753/Getty Images/iStockphoto.com
The Desegregation of Sturgis High School:
1969 Alcatraz Takeover “changed the whole course of history”: ©Jeff Dalton/Shutterstock
The Flight 93 National Memorial Park: Alan Becker/PhotoDisc/Getty Images
An Act of Courage: ©Houghton Mifflin Harcourt
Marie Curie: ©fStop/Alamy
The Real Story of Revere’s Ride: ©Photodisc/Alamy
Teenagers, Friends and Bad Decisions: Jupiterimages/Getty Images
News and America’s Kids: ©Hiya Images/Corbis
9/11 hero’s actions become a lesson in character: ©Corbis
Eyes on the Prize: America’s Civil Rights Movement, 1954-1985: ©C. Lee/PhotoLinkPhotodisc/Getty Images
WI-Fi-enabled school buses leave no child offline: Jupiterimages/Getty Images
How a paramedic’s split-second decision may have saved a Parkland student’s life: ©Corbis

What Tales Tell The Palma Collection/Getty Images

El Dorado Legend Snared Sir Walter Raleigh: ©Fotolia
Asian Dragons: Christophe Testi/Alamy
In Focus: The Prince and the Pauper: Stockdisc/Getty Images
The real-life diseases that spread the vampire myth: ©Ysbrand Cosijn/Shutterstock
About the Brothers Grimm and Fairytales: ©Shutterstock
Fairy Tales: Help or Hinder?: Photodisc/Getty Images
The Forgotten Female Action Stars of the 1910s: ©Fototeca Gilardi/Photodisc/Getty Images
16 January 1549 – Thomas Seymour tries to kidnap Edward VI: Photos.com/Jupiterimages/Getty Images
9 Legends of American Folklore: Jupiterimages/Getty Images
Flood Tablet: The Beginning of Science and Literature (1500 – 700 BC): ©KateD/Fotolia
How to Beat Writer’s Block: ©Jupiterimages/Getty Images
How fairy tales have stood the test of time: ©Sean Prior/Alamy
Eagles: Lions of the Sky: ©Corbis
Chinese New Year Traditions:
Multicultural Cinderella Stories: Photodisc/Getty Images
The Importance of Scaring Children: ©Edward Lara/Shutterstock
Coatlicue: ©Tandemich/Dreamstime
How the Vikings Worked: Jupiterimages/Getty Images
Little Red Riding Hood gets an evolutionary makeover: ©Regissercom/Shutterstock
Rings, dwarves, elves, and dragons: J.R.R. Tolkien’s Old Norse influences:

Grade 7


Bold Actions

The road to ruin: are ultra-endurance events worth the risk?:
Kayla Montgomery: Young runner’s brave battle with MS: ©Warren Goldswain/Shutterstock
Navigating Without the Crutch of Technology: ©Andrey_Kuzmin/Shutterstock
Sky Racing: Competitive Paragliding With the World’s Best: jennyt/Shutterstock
College athletes take steps to form labor union: ©Design Pics/Superstock
Teen sets record as youngest pilot to circle the globe: Jupiterimages/Getty Images
Wilma Rudolph Biography: ©Forgiss/Fotolia
U.S. Olympian is doing his best to adopt all the stray puppies in Sochi: ©Houghton Mifflin Harcourt
The Roughest, Toughest Race in the World: ©Rido/Shutterstock
Behind the Scenes of ‘Maidentrip’: ©Getty Images
Teen Sailor Gives ‘Maidentrip’ a Big Thumbs’ Up: ©Nigel Hicks/Alamy
Inside the Endurance Athlete’s Mind: JGI/Blend Images/Corbis
A Privileged Walk: ©Corbis
To the South Pole and Back – The Hardest 105 days of my life: Kim Steele/Photodisc/Getty Images
Cliff Young — The farmer who outran the field: ©Corbis
The Evolution of the Charity Run/Walk and the Road Ahead: ©Neil Beer/Photodisc/Getty Images
Skydivers Save Unconscious Comrade In Midair Rescue: ©Joggie Botma/Alamy
Extreme sports special: ‘I get the urge to jump when I’m standing on the edge’: ©Ryan McVay/Photodisc/Getty Images
Should parents let their kids take more risks?: ©wibs24/iStockphoto.com
7 Things Really Bold People Do: ©Corbis

Perception and Reality

Extraordinary Artist Stephen Wiltshire Sees Cities Once, Draws Detailed Panoramas From Memory: ©Corbis
Why do we see illusions?: Hill Street Studios/Blend Images/Corbis
23 Positive Subliminal Messages in Everyday Life: ©Corbis
What is a Mental Map?: ©Getty Images
Imagination Can Change What We Hear and See: ©rolffimages/Fotolia
A street magician’s tricks make everyday technology magical and mysterious: ©Corbis
Stereotypes Can Fuel Teen Misbehavior: Moment/Cultura Creative/Alamy
Truth vs. Perception vs. Reality: ©Duncan Smith/Photodisc/Getty Images
Why Your Brain Sometimes Hears Sounds That Don’t Exist: ©VLADGRIN/Shutterstock
The size of your brain’s visual center affects how you see the world: ©Sergey Nivens/Shutterstock
We See Colors Differently Based On Season: Martin Ruegner/Getty Images
How your eyes trick your mind: ©Mark Grenier/Shutterstock
The Most Amazing Optical Illusions (and How They Work): ©fotoadrenalina/iStockphoto.com
Animation basics: The optical illusion of motion: ©Brand X Pictures/Getty Images
Your Warped Perception of Time: Radius Images/Corbis
Japanese tour firm offers virtual reality holidays – with a first-class seat: Getty Images Royalty Free
Dalston House: Where Every Visitor Becomes Spider-Man: ©PMac Imagery - Travel/Alamy
Memory contaminates perception: Jupiterimages/Getty Images
The Nature of Natural: What We See in the Upside-Down Trees: Odilon Dimier/PhotoAlto/Getty Images
What Is Sonic Seasoning? Listening To Music Can Actually Change How Your Coffee Tastes: Photodisc/Getty Images

Nature at Work

Pictures: Winter Splendor Unveiled at Ice Caves: ©Corbis
Brilliant Time-Lapse of Alaska’s Northern Lights: Carol Falcetta/Flickr/Getty Images
21 Reasons Why Forests Are Important: ©Sami Sarkis (6)/Alamy
Bees May Understand Zero, a Concept That Took Humans Millennia to Grasp: ©Kuzmin Andrey/Shutterstock
Kids need to offset ‘screen time’ with ‘nature time’: Comstock/Getty Images
10 Famous Balancing Rocks Around the World: ©John Hoffman/Shutterstock
The History of Earth Day: ©Katrina Brown/Shutterstock
Prison Gardens Grow New Lives for Inmates: ©fotolinchen/iStockphoto.com
New ‘Intraterrestrial’ Virus Found in Ocean Depths: ©Cre8tive Studios/Alamy
Why fish do not deserve their reputation for forgetfulness: ©Mike Kemp/RubberBall/Alamy
Vultures Halting Killer Diseases: Photodisc/Getty Images
How Do Fireflies Glow? Mystery Solved After 60 Years: ©Fer Gregory/Shutterstock
February 2017 Featured School: Nathaniel Narbonne High School: ©Don Couch/Houghton Mifflin Harcourt
Twister Science: Comstock/Jupiterimages/Getty Images
Mesmerizing Migration: ©DLILLC/Corbis
Mountains and planning lessened punch by Hurricane Patricia: ©Stocktrek Images, Inc./Alamy
China Has Officially Started Construction on the World’s First “Forest City”: Peter Haigh/Digital Vision/Getty Images
Why Dogs Have Floppy Ears: An Animated Tale: Jupiterimages/Getty Images
Pablo Neruda: Photodisc/Getty Images
Oak Tree: Nature’s Greatest Survivor review: ©Getty Images

Risk and Exploration

New ‘Selfie’ MicroSatellite Captures Images of Chinese Space Station: ©3DSculptor/iStock/Getty Images
The Sea Women of South Korea: Stockbyte/Getty Images
Fighting for Visibility:
How Much Would It Cost To Live On Mars?: ©peepo/E+/Getty Images
Retirement Plan: Transatlantic Kayak Expedition: ©Sam Dudgeon/Houghton Mifflin Harcourt
Meet the Incredible Woman Who Seeks to Be the First Female to Row from Japan to San Francisco: Photodisc/Getty Images
The Path to Mars: Deep Space Mission: ©Ian Lishman/Juice Images/Corbis
Tall storeys: Lucinda Grange’s daredevil photography: McDaniel Woolf/Photodisc/Getty Images
Silent Darien: The gap in the world’s longest road: ©rchphoto/Stockphoto.com/Getty Images
These Wild Robots Will Compete to Explore the Last Frontier on Earth: ©craftvision/iStock/Getty Images
500-year-old mystery: Wreck off Haiti may be Columbus’ flagship Santa Maria: ©Galina Barskaya/Shutterstock
Risks and Challenges: ©Goddard Space Flight Center/NASA
Underwater robot vacuums up lionfish: Georgette Douwma
Pursuing the Impossible, and Coming Out on Top: ©Focus_on_Nature/iStockphoto.com/Getty Images
Kepler Discovers Solar System’s Ancient ‘Twin’: ©Kirill Putchenko/iStockphoto.com
Deep-Sea Sub Crushed Under Pressure: Stockbyte/Getty Images
How caves give astronauts a preview of life in space: Brand X Pictures/Getty Images
Why We Explore: ©Mike Brown/Fotolia
Shackleton’s Voyage of Endurance: ©Getty Images
Beyond: What drives the urge to explore?: National Archives and Records Administration

The Stuff of Consumer Culture

Google Self-Driving Car Project: ©Eddie J. Rodriquez/Shutterstock
You can’t talk about millennials without mentioning this:
Economy in The 1950s: ©ollyy/Shutterstock
Why People With Disabilities Want Bans On Plastic Straws To Be More Flexible: MNPhoto/Alamy
The Psychology Of Vanity Sizing: Photodisc/Getty Images
Overpopulation, overconsumption – in pictures: ©Alexander Gordeyev/Shutterstock
A student’s perspective on technology in her school and classroom: Tetra Images/Alamy
Get ready for a future in which your favorite products act like helicopter parents: ©laurent/iStockphoto.com
10 Companies That Completely Reinvented Themselves: Photodisc/Getty Images
The 11 Ways That Consumers Are Hopeless at Math: ©Steve Williams/Houghton Mifflin Harcourt
Berlin Duo Launch a Supermarket With No Packaging: ©Thomas La Mela/Shutterstock
Impossible foods: how startups are changing what we eat – in pictures: ©Jaimie Duplass/Fotolia
Self-control, smells and spending: Liquidlibrary/Jupiterimages/Getty Images
How Landfills Work: ©Daniel Dempster Photography/Alamy
Three shirts, four pairs of trousers: meet Japan’s ‘hardcore’ minimalists: ©Planner/Shutterstock
Following Garbage’s Long Journey Around The Earth: ©Ulrich Mueller/Shutterstock
​Look, something shiny!: Comstock/Getty Images
Is There A Genetic Basis to Online Media Consumption?: ©DeiMosz/Shutterstock
Litter To Your Heart’s Content With This Seed-Bomb Coffee Cup: ©amenic181/Shutterstock
Study: Wanting Things Makes Us Happier Than Having Them: MIXA/Getty Images

Guided by a Cause

A moment that changed me – the Christmas I didn’t get any presents: ©Petro Feketa/iStockphoto.com
Hoping to aid veterans, Ohio teen invents physical therapy device: ©Ian Lishman/Juice Images/Corbis
Wangari Maathai: ©Shutterstock
12-Year-Old Invents Braille Printer Using Lego Set: Perry Mastrovito/Corbis
Life as a Young Carer: ©Kim Steele/Photodisc/Getty Images
3 brilliant inventions from a 12-year-old scientist: Planetpix/Alamy
Tiny houses helping with homeless problem in U.S.: BananaStock/Jupiterimages/Getty Images
5 Teens Who Are Helping Others Online: ©Tetra Images/Getty Images
Meet the female entrepreneurs using tech for good: Photodisc/Getty Images
Building a healthy community in ‘the nation’s salad bowl’: thieury/Fotolia
Teen Inventor Alexis Lewis on Youth and the Innovative Spirit: ©ollo/iStockphoto.com
Diana, Princess of Wales:
Civil Rights era activist reflects on struggles, triumphs: ©FeyginFoto/Shutterstock
Fr. Peter McVerry: ©C. Sherburne/PhotoLink/Photodisc/Getty Images
‘Cajun Navy’ heads to Texas to aid Harvey rescues: ©Radius Images/Getty Images
Greatest Charity Achievements of All Time!: ©Fly_dragonfly/Shutterstock
8-year-old empties piggy bank, campaigns to save Syrian refugees: Photodisc/Getty Images
In Puerto Rico, a foundation changes course to rebuild after Maria: Mick Roessler/Corbis
Aung San Suu Kyi: Photodisc/Getty Images
Tony Griffin and Karl Swan: Soar: ©Vladimir Arndt/Shutterstock

Grade 8


Culture and Belonging ©iStockphoto.com

Kids Interpreting Medical Information to Parents: ©Rob Lewine/Getty Images
What if everyone on Earth spoke the same language?: Comstock/Getty Images
About Our Antagonisms: ©bikeriderlondon/Shutterstock
Origins and Destinations of the World’s Migrants, 1990-2017: ©Houghton Mifflin Harcourt
Newest Immigrants Assimilating as Fast as Previous Ones, Report Says: ©Paul Brennan/Shutterstock
The importance of belonging: ©Monkey Business Images/Dreamstime
California’s gardens tell an immigrant story: ©Petegar/iStockphoto.com
Immigrants and Refugees Are Among America’s 2017 Nobel Prize Winners: ©Houghton Mifflin Harcourt
U.S. immigrants get supersized: ©Houghton Mifflin Harcourt
Students immersed in Chinese culture: ©Peter Gridley/Photographer's Choice RF/Getty Images
From Ghana to Greyhound: One immigrant’s story of getting by in New York: ©Norman Chan/Shutterstock
Ground-breaking support system creates a win-win for medically-trained immigrants, Minnesota: ©wavebreakmedia/Shutterstock
Miami Museum Celebrates the Art of a Crossroads: ©Sam Dudgeon/Houghton Mifflin Harcourt
Home? Teen Refugees and Immigrants Explore Their Tucson: Comstock/Getty Images
Through August: Exploring hidden cost of Grand Coulee Dam: ©PhotoLink/Photodisc/Getty Images
How Minneapolis’ Somali immigrants are keeping their artistic traditions alive: ©sugar0607/Fotolia
Can we choose our ethnic identities based on random obsessions?: ©Houghton Mifflin Harcourt
From Germany to Mexico: How America’s source of immigrants has changed over a century: Library of Congress
‘My Name, My Identity’: Educators Promote Cultural Awareness in Campaign: ©EHStock/Vetta/Getty Images
Students, Swedish-Americans swap immigrant stories: ©Shutterstock

The Thrill of Horror Rubberball/Getty Images

Geology And Ancient Fossils Inspired H.P. Lovecraft To Write His Best Horror Story: ©Arpad Benedek/E+/Getty Images
Literary thrills and chills: the rising trend of terror for teens: ©ostill/Shutterstock
The Silent Era of Horror Movies: ©Ocean/Corbis
Getting to the Roots of “Plant Horror”: ©blickwinkel/Hecker/Alamy
The Adverb Is Not Your Friend: Stephen King On Simplicity of Style: Comstock/Getty Images
Can Phobias Be Cured in Our Sleep?: Image 100/Jupiterimages/Getty Images
Why are zombies still so popular?: ©Lana K/Shutterstock
The Oscars’ Biggest Win? Acknowledging the Power of Genre Movies: ©Houghton Mifflin Harcourt
Zombie Neuroscience: Inside the Brains of the Walking Dead: ©inhauscreative/iStockphoto.com
Factoring Fear: What Scares Us and Why: Corbis
8 awesome adaptations of the classic horror tale The Monkey’s Paw: Jupiterimages/Getty Images
5 Reasons Horror in Children’s Literature Is a Good Thing: Dynamic Graphics/Jupiterimages/Getty Images
Spinning Horror Into Gold: image 100/Alamy
Ramsey Campbell and Stephen King on why Rupert Bear and Bambi are truly terrifying: Jupiterimages/Getty Images
Poe Taunts Filmmakers Evermore: ©Ivan Bliznetsov/iStockphoto.com
What horror movies do to your brain: ©Lapina/Shutterstock
The Castle of Otranto: The creepy tale that launched gothic fiction: ©Norma Cornes/Shutterstock
Why do some of us love to be scared?: ©Exactostock/SuperStock
How a Volcano Helped Inspire Frankenstein: ©Houghton Mifflin Harcourt
Why ‘The Monkey’s Paw’ Is Still the Scariest Story of All Time: ©schankz/Shutterstock

The Move Toward Freedom Richard Nowitz/National Geographic/Getty Images

Classic Slave Narratives: ©Everett Historical/Shutterstock
“I Will be Heard!”: Abolitionism in America: Jupiterimages/Getty Images
Harriet Tubman Wins Unofficial Vote to Be on $20 Bill: ©Library of Congress
New photo shows ‘beautiful, resilient’ Harriet Tubman: ©Library of Congress
A Free Man’s Letter to A Former Slaveowner in 1865: Jupiterimages/Getty Images
5 things you didn’t know about Frederick Douglass: ©Corbis
The American Civil War Then and Now: ©steheap/Fotolia
Final Confederate statue coming down in New Orleans: ©Corbis
Slavery in America: Jupiterimages/Getty Images
150 Years Later, Newspaper Retracts Gettysburg Address Diss: ©Tim Mainiero/Shutterstock
Children on the Battlefield: ©Corbis
Grad Student Discovers A Lost Novel Written By Walt Whitman: ©Dmitry Pichugin/Fotolia
150 Years Later, Myths Persist about the Emancipation Proclamation: Library of Congress
Frederick Douglass: Photos.com/Jupiterimages/Getty Images
The Underground Railroad: Escape from Slavery: ©GeoSystems for Houghton Mifflin Harcourt
‘What To The Slave Is The Fourth Of July?’ Frederick Douglass, Revisited: ©Alexey Stiop/Alamy
Sojourner Truth: Library of Congress
The Revised Dred Scott Case Collection: History of Dred Scott: ©Corbis
The Star-Spangled Banner: Comstock/Getty Images
English professor digitizes historic slave manuscript in Library of Congress: ©Tetra Images/Tetra Images/Getty Images

Approaching Adulthood Jupiterimages/Getty Images

Why ‘Eighth Grade’ is the most painfully real middle-school movie you’ve ever seen: ©Sage78/iStockphoto.com
How Adulthood Happens: ©Jodi Matthews/iStockphoto.com
Graduating from high school: Tears, fears and peers: ©Stockbyte/Getty Images
Researchers Study Effects Of Social Media On Young Minds: ©martiapunts/iStock/Getty Images
Teens, Your Brain Needs Real Food: ©Steve Debenport/iStockphoto.com/Getty Images
Teens and Sleep: ©Houghton Mifflin Harcourt
Think Like a Child: Comstock/Getty Images
The Promise of Self-Compassion for Stressed-Out Teens: ©Peter Van Steen/Houghton Mifflin Harcourt
Are Kids Happier than Adults?: Purestock/Getty Images
How to Improve Communication with Your Parents: Jupiterimages/Getty Images
Fatal crashes involving teen drivers decline sharply in U.S.: ©Christine Glade/iStockphoto.com
Teens post online content to appear interesting, popular and attractive, UCI study finds: ©Hero Images/Hero Images/Getty Images
Young People More Likely To Drive Drowsy: Stockbyte/Getty Images
Katy Perry, Michael Jordan, Bill Gates, and others share what they wish they’d known as a teenager: ©Houghton Mifflin Harcourt
Teens Vulnerable To Identity Theft, Financial Crimes And Impersonation: ©Stokkete/Shutterstock
Why many teens don’t want to get a driver’s license: ©Digital Vision Ltd./SuperStock
What Stresses You Out About School?: Photodisc/Getty Images
Volunteer Program Helps Lincoln Middle-Schoolers Prepare for Their Futures: Creatas/Jupiterimages/Getty Images
Is There an App for That?: ©arrow/Fotolia
Do children and teenagers have constitutional rights?: ©webking/iStockphoto.com

Anne Frank’s Legacy ©Shutterstock

Holocaust Survivor: Without Music, “I Wouldn’t Be Alive”: ©Thinkstock/Jupiterimages/Getty Images
Otto Frank talks about Anne’s diary: ©pio3/Shutterstock
German Propaganda Archive: Dwight D. Eisenhower Library
This POW kept a secret diary that showed daily life in a concentration camp: ©Sunil Singh/Fotolia
Anne Frank’s Amsterdam: Photodisc/Getty Images
Deep Survival: Anne Frank’s Extraordinary Act of Survival: Jupiterimages/Getty Images
Surviving Genocide in Rwanda: ©Corbis
How Hans and Sophie Scholl’s White Rose Movement Fought Back Against the Nazis: ©Andrew Ward/Life File/Photodisc/Getty Images
Adults are remembering Elie Wiesel. But his testimony mattered most for youths.: ©Tracy Montana/PhotoLink/Photodisc/Getty Images
Amid Tensions, a New Portrayal of Anne Frank: ©Tracy Whiteside/Shutterstock
Researchers say Anne Frank perished earlier than thought: ©Yakovlev Sergey/Shutterstock
How can we stop the Holocaust from happening again?: ©SkunkChunk/Shutterstock
Holocaust survivors reunite with the woman who cared for them after the war: ©Jonathan Noden-Wilkinson/Shutterstock
Japanese American Internment During World War II: Jeremy Woodhouse/Photodisc/Getty Images
German Parliament Votes To Recognize Mass Killing Of Armenians As Genocide: Stockbyte/Getty Images
Fear in Chemnitz: ©Thomas Perkins/Fotolia
Anne Frank Today Is a Syrian Girl: ©Corbis
Denmark – Oral History: Niels Bamberger: ©Corbis
Why You Should Be Reading Wislawa Szymborska: ©marekuliasz/iStockphoto.com
Anne Frank: Her Life, Her Diary, Her Legacy: ©Comstock/Getty Images

The Value of Work ©Shutterstock

How Do Work Breaks Help Your Brain? 5 Surprising Answers: ©Design Pics/Design Pics/Getty Images
10 Great Summer Jobs For Teens: ©Corbis
Five 21st Century Skills Kids Gain From Joining Robotics Teams: ©Ian Lishman/Juice Images/Corbis
The ‘maker movement’ creates D.I.Y. revolution: ©pniesen/iStockphoto/Getty Images
Many benefits for teens who work during the school year, study finds: Mark Andersen/Rubberball/Jupiterimages/Getty Images
The newest story from Mark Twain: ©Folio/Alamy
Here’s What Teens Think It Takes To Work In Tech: ©zimmytws/Fotolia
Changing the Destiny of People and Bicycles: ©Mr_Twister/iStockphoto.com
How Do You Create Attentive, Responsible Teens? Give ’Em Jobs!: Jupiterimages/Getty Images
Middle school key to college, career pipeline: Jupiterimages/Getty Images
A Volunteer Placement in Sri Lanka Changed My Life: ©gallas/Fotolia
20 skills you learn volunteering to help you get a job: ©Creatas RF/Jupiterimages/Getty Images
Everyone Benefits when Middle School Students Volunteer: ©mangostock/Fotolia
Invisibles at Work, Take a Bow!: ©Tetra Images/Alamy
How to Find an Internship You’ll Value: ©Goodluz/Shutterstock
5 Ways Millennials Will Transform The Workplace In 2018: ©Helder Almeida/Fotolia
5 Ways to Find Career Ideas: Image Source/Getty Images
10 Awesome Business Ideas for Teen Entrepreneurs: ©Houghton Mifflin Harcourt
The Value of Doing Nothing: ©Corbis
Helping Strangers May Help Teens’ Self-Esteem: ©Steve Debenport/iStockphoto.com/Getty Images

Grade 9


Finding Common Ground Stockbyte/Getty Images

Why Getting to Know Your Neighbors Is More Important Than You Realize: ©Ariel Skelley/Blend Images/Getty Images
Participatory Theater: ©bojorgensen/Fotolia
The Gettysburg Address: ©Sven Klaschik/iStockphoto.com/Getty Images
Importance of cultural education—through the eyes of a former ROTC cadet: ©Tomi/PhotoLink/Photodisc/Getty Images
9/11 Memorial: Nathan Blaney/Photodisc/Getty Images
6 Things You May Not Know About the Vietnam Veterans Memorial: ©Joseph Sohm-Visions of America/Digital Vision/Getty Images
Why it’s time for South Africa to take down its walls: ©Mel Curtis/Photodisc/Getty Images
How the Stress of Disaster Brings People Together: ©Blend Images - KidStock/Getty Images
The Orchestra Playing for Peace: ©Ferenc Szelepcsenyi/Alamy
A Better Way to Talk About Faith: ©Creatas RF/Jupiterimages/Getty Images
Alexander Gardner: The mysteries of the Civil War’s photographic giant: ©Comstock/Getty Images
Inside These Lines: ©Corbis
Apartheid: ©Corbis
Tightness and Looseness: A New Way to Understand Differences across the 50 United States: Comstock/Jupiterimages/Getty Images
What Explains the Rise of Humans?: ©PhotoLink/Photodisc/Getty Images
How the homeless create homes: Jupiterimages/Getty Images
The Full Nelson: Photodisc/Getty Images
Do uniforms make schools better?: ©epicurean/Vetta/Getty Images
Germany’s leap of faith in migrant crisis: ©Joel Carillet/E+/Getty Images
Native American Pow Wows Celebrate Patriotism, Unity: ©MEB-Photography/Alamy

The Struggle for Freedom ©Shutterstock

The U.S. Constitution Needs You: Jupiterimages/Getty Images
The Fight for Women’s Suffrage: Library of Congress
Shifting Gears: ©Digital Vision/Getty Images
Instead of Saying “Life’s Not Fair,” Teach Her How to Fight Injustice: ©andriano.cz/Shutterstock
Manal al-Sharif: A Saudi Woman Who Dared to Drive: ©RCH/Fotolia
Finishing the Dream: ©Nancy Louie/E+/Getty Images
How Sojourner Truth used photography to help end slavery: ©Houghton Mifflin Harcourt
Speech on Campus: ©Jorge Salcedo/Shutterstock
Slavery’s Last Stronghold: ©Lagui/Shutterstock
Emancipation Proclamation: Library of Congress
Why a Free Media Means a Free Society: ©Digital Vision/Getty Images
The Life and Times of Nelson Mandela: William J. Clinton Presidential Library
An Oral History of the March on Washington: National Archives and Records Administration
The New Separate and Unequal: ©Comstock/Getty Images
Solomon Northup: ©Cyrille Gibot/Alamy
The Argentine mother who took on the Junta dictatorship over her ‘disappeared’ son: ©Lawrence Manning/Spirit/Corbis
KidsRights Index: ©torsius/Fotolia
What Democracy Means To Us Today: ©Blend Images - Hill Street Studios/Brand X Pictures/Getty Images
Reverently and Defiantly, Czechs Honor Velvet Revolution’s Anniversary: Stockbyte/Getty Images
Fannie Lou Hamer: ©Black Star/Alamy

The Bonds Between Us Photodisc/Getty Images

Urban Farms Herald Green City ‘Revolution’: Compassionate Eye Foundation/Steven Errico/Digital Vision/Getty Images
Dogs at War: Smoky, a Healing Presence for Wounded WWII Soldiers: ©Emery Way/Flickr/Getty Images
How the Five Web Literacies Are Becoming Essential Survival Skills: ©KidStock/Blend Images/Getty Images
Watch a Rescued Baby Wombat Bond with his Caretaker: ©covenant/Shutterstock
Dolphins Have “Names,” Respond When Called: Photodisc/Getty Images
To Gossip or Not to Gossip: That Is the Question: ©Christopher Futcher/E+/Getty Images
As Long As We Both Shall Live: Photodisc/Getty Images
Like Humans, Chimps Reward Cooperation and Punish Freeloaders: ©DLILLC/Corbis
Laughter Is Contagious, But It’s Not Alone: ©Ryan McVay/Photodisc/Getty Images
Are Family Traditions Important?: Stockbyte/Getty Images
iCivics: ©Max Power/Corbis
Oxytocin: Facts About the “Cuddle Hormone”: Photodisc/Getty Images
Joseph Kim: The Family I Lost in North Korea. And the Family I Gained.: Erik Von Weber/Digital Vision/Getty Images
How photography connects us: ©Kuzma/Shutterstock
5 Ways to Maintain Lifelong Friendships: Photodisc/Getty Images
The 13 Essential Traits of Good Friends: ©Corbis
Human Genome Project: Deco Images II/Alamy
Wife on Mars: A love story: ©Purestock/Alamy
What Makes Siblings Bond?: ©Corbis
1.3 million students are homeless. Here’s how we can help them: ©Steve Debenport/iStockphoto.com

Sweet Sorrow Photodisc/Getty Images

Elizabethan Theatre Conventions: ©Tracy Whiteside/Shutterstock
Shakespeare Conspiracy Theory: ©Terry Sirrell/Houghton Mifflin Harcourt
There’s No Such Thing as Everlasting Love (According to Science): ©Corbis
A chronicle of Afghanistan’s modern-day Romeo and Juliet: ©Jean-Philippe Tournut/Flickr Open/Getty Images
Ten Out-of-the-Ordinary Valentine’s Day Customs: ©Corbis
Letters Of Heartbreak Find Some Love In Verona, Italy: Comstock/Getty Images
Review: Kate Tempest, a Young Poet Conjuring Ancient Gods: ©Elerium/iStockphoto.com
Falling in love is the easy part: ©Corbis
‘Gnomeo & Juliet’: Shakespeare, Cheerfully Plastered: ©Pixtal/Age Fotostock
Romeo, Romeo, what’s Julian Fellowes done to you?: ©Sam Dudgeon/Houghton Mifflin Harcourt
Shakespeare and the Classics: Plutarch, Ovid, and Inspiration: ©volk65/iStockphoto.com/Getty Images
Shakespeare’s Source Material: Hemera Technologies/Photos.com/Jupiterimages/Getty Images
Can You Die of a Broken Heart?: ©Alamy
Science of Love: Heartbreak: ©Getty Images/iStockphoto.com
To the brain, getting burned, getting dumped feel the same: ©Comstock/Getty Images
Romeo and Juliet’s balcony scene: ©D. Normark/PhotoLink/Photodisc/Getty Images
New Apps for Help Reading Shakespeare: ©Terry Vine/Blend Images/Getty Images
On Bridges in Paris, Clanking with Love: Comstock/Getty Images
Would Shakespeare’s poisons and drugs work in reality?: ©Jupiter Images/Ablestock/Alamy
Can You Fix a Broken Heart by Writing About It?: ©Steve Debenport/iStockphoto.com

A Matter of Life or Death National Archives and Records Administration

East Aleppo’s last hospital destroyed by airstrikes: ©Keith Brofsky/Photodisc/Getty Images
Sixty Years Later, the Story of PT-109 Still Captivates: ©Corbis
Mine Kafon: Wind-blown landmine clearance: ©Corbis
How to Survive a Natural Disaster: ©Blend Images - REB Images/Brand X Pictures/Getty Images
Sunflowers Melt Fukushima’s Nuclear “Snow”: Photodisc/Getty Images
How Near-Death Experiences Work: Photodisc/Getty Images
How to Avoid Shark Attacks: ©Corbis
A moment on ‘Oprah’ made her a human rights symbol. She wants to be more than that.: ©Jake Lyell/Alamy
Optimism May Be Hard-Wired into the Brain: Sebastian Kaulitzki/Alamy
Incredible: How One Couple Saved 50 Children from the Nazis: Image Club Graphics/Getty Images
X-Ray Vision Archaeology Reveals Holocaust Escape Tunnel: Pete Ryan/National Geographic/Getty Images
The Next Mass Extinction Might Be About Survival of the Laziest: ©Robert Matton AB/Alamy
How to make it as a female war correspondent: ©Billion Photos/Shutterstock
Running for His Life: Inspirestock/Corbis
Survivor of Stalin’s prison camps runs first museum that looks at history of Russia’s Gulags: ©alfrag/Fotolia
Motherboard Knows Best: Should a Computer Make Life-or-Death Decisions?: ©Javier Larrea/Pixtal/Age Fotostock
Hemingway on War and Its Aftermath: U.S. Army Center of Military History
Circus ‘Families’ Bonded by Daring and Danger: ©Blend Images/Alamy
Ebola vaccine gives 100% protection, study finds: ©Charles Smith/Cardinal/Corbis
The Aleppo Project: ©Sami Sarkis/Photodisc/Getty Images

Heroes and Quests ©Corbis

The Quest to End the Flu: Steve Hix/Somos Images/Corbis
Can Travel Change You?: ©Corbis
Why exploration matters—and why the government should pay for it: ©Stocktrek Images/Getty Images
The Road to Resilience: ©Premysl/Shutterstock
The Epic Quest to Ride the World’s Biggest Wave: ©Corbis
Stanley Meets Livingstone: ©Dmitry Pichugin/Fotolia
Expect crocs and killers when paddling down the Congo River in a canoe: ©Digital Vision/Getty Images
Odysseus’ Journey: Hartnett/Hanzon/Photodisc/Getty Images
Lewis & Clark: The Journey of the Corps of Discovery: Artville/Getty Images
Review: Mesmerizing Journey Weaves a Wordless Game Story: ©Tim Pannell/Corbis
The Scott Expedition: ©Corbis
Slow boat to Timbuktu: Getty Images/iStockphoto
Wonder Woman and the Importance of the Female Hero Moment: ©Fuse/Getty Images
Our Storied Lives: The Quest for ‘Something More’: ©Corbis
‘Shadow Divers’: True Story of Solving WWII Mystery: Liquidlibrary/Jupiterimages/Getty Images
The Psychology Behind Superhero Origin Stories: ©Radius Images/Corbis
At 81, Mary Oliver shares her spiritual journey in ‘Upstream: Selected Essays’: ©Corbis
Odysseus’ Journey: MedioImages/Getty Images
Mars One: Photodisc/Getty Images
Ocean Explorer: Technology: Michael Saul/Brand X/Corbis

Grade 10


Ourselves and Others Image Source/Getty Images

The Museum of Tolerance: ©bojorgensen/Fotolia
These Twins, One Black and One White, Will Make You Rethink Race: ©Digital Vision/Getty Images
The History of the American Flag: ©Houghton Mifflin Harcourt
The Kindness of Strangers:
The Team: Better Together: ©Sam Dudgeon/Houghton Mifflin Harcourt
What Does Free Speech Mean?: ©Aaron Amat/Shutterstock
Dare to Disagree:
Everything You Need to Know About Israel-Palestine: ©H. Wiesenhofer/PhotoLink/Photodisc/Getty Images
‘Going with the Crowd’ Causes Us to Make the Wrong Choices: ©Creativemarc/Shutterstock
Crisis Guide: The Israeli-Palestinian Conflict: Photodisc/Getty Images
Three Clergymen, Three Faiths, One Relationship: Corbis
Strangers Spot People with Compassionate Genes in Seconds: ©Don Couch/Houghton Mifflin Harcourt
Agreeing to Disagree: © Victoria Smith/Houghton Mifflin Harcourt
CEOs say how you treat a waiter can predict a lot about character: Photodisc/Getty Images
What happens in the brain when you learn a language?: Jose Luis Pelaez Inc/Blend Images/Alamy
Human Flow: ©Ken Usami/Photodisc/Getty Images
Flag Burning and Free Speech: Comstock/Getty Images
In-groups, out-groups, and the psychology of crowds: ©Corbis
Conflict Resolution Skills: ©Monica Lau/Photodisc/Getty Images
Stuck in an awkwardness vortex? Here’s how to embrace the cringe: ©Dennis Fagan/Houghton Mifflin Harcourt

The Natural World Carson Ganci/Design Pics Inc/Alamy

Brazilian Explorers Search “Medicine Factory” to Save Lives and Rainforest: Comstock/Jupiterimages/Getty Images
Urban Wildlife Refuges Highlight Nature That’s Closer Than You Think: ©duckeesue/Shutterstock
In Midwest, Bringing Back Native Prairies Yard by Yard: Radius Images/Getty Images
Your home is a jungle inhabited by 100 different species: ©Comstock/Getty Images
Life After People: Creatas/Jupiterimages/Getty Images
Theodore Roosevelt and the Environment: ©Houghton Mifflin Harcourt
Tardigrades—the microscopic, oddly cute toughest animals on Earth—explained: ©Hero Images/Getty Images
Don Cheadle: ‘Plastic Is a Problem’: ©ead72/Adobe Stock
Social Insects Inspire Design of Autonomous Robots: John Amis/AP Images for HMH
How can we save our dying coral reefs?: Darryl Leniuk/Digital Vision/Getty Images
The staggeringly large benefits of conserving nature: Jupiterimages/Getty Images
Aquatic Habitats: ©David Parsons/iStockphoto.com
Revive & Restore: © Houghton Mifflin Harcourt
The Animal Self: ©goldenangel/Shutterstock
National Parks: Ken Burns on why they were America’s best idea: ©Paolo Negri/Exactostock/SuperStock
‘Pirate spiders’ make a living by preying on other spiders: ©JONATHAN PLANT/Alamy
Swift Water Rescue: Photodisc/Getty Images
The Story of Smallpox and Other Deadly Eurasian Germs: ©Mopic/Shutterstock
What Are El Niño and La Niña?: Photodisc/Getty Images
Invasive Species: ©Vitalii Hulai/iStockphoto.com/Getty Images

Responses to Change ©Fotolia

A Youth Renaissance for Native Americans: Nancy G Photography/Alamy
Teenage brains in the digital world: Photodisc/Getty Images
How a Technology That Helped Settle the West Became Known as the “Devil’s Rope”: Steve Roe - stephenroe.co.uk/Getty Images
California’s wildfires are not “natural” — humans made them worse at every step: ©Corbis
Inside the Teenage Brain: ©Digital Vision/Getty Images
How space can change the human body: ©PhotoSpin, Inc./Alamy
Van Gogh and the decision that changed art history: George Doyle/Stockbyte/Getty Images
Polar ice reveals secrets of carbon-climate feedbacks: ©Pauline S Mills/iStockphoto.com
Birdbrain Breakthrough: ©CMCD/Photodisc/Getty Images
Human Biological Adaptability: ©S. Wanke/PhotoLink/Photodisc/Getty Images
McKinley vs. Denali: Who Decides Names on a Map?: ©Robert Glusic/Photodisc/Getty Images
The Marvel of Marfa: ©Kevin Taylor/Alamy
The Day the Universe Changed: Comstock/Jupiterimages/Getty Images
Why Isn’t the U.S. on the Metric System?: ©Houghton Mifflin Harcourt
Rising seas threaten to drown important mangrove forests, unless we intervene: ©apomares/iStockphoto.com
With teen mental health deteriorating over five years, there’s a likely culprit: ©Image Source/Getty Images
Metamorphosis: Animal Shape-Shifters: ©Stephane Bidouze/Shutterstock
How Writing Changed the World: ©kmiragaya/Fotolia
Power from the people: Rural Electrification brought more than lights: ©Corbis
Guerilla Gardener Sparks Food Revolution in South Central LA: ©Getty Images

How We See Things ©Corbis

Humans have more than 5 senses: ©Cultura Creative/Alamy
Drawing Geometric Perspective: ©Houghton Mifflin Harcourt
Fake memory implanted in mice with a beam of light: Photodisc/Getty Images
Emily Dickinson’s Letters: ©Digital Vision/Getty Images
The Decline of Violence: ©Digital Vision/Getty Images
An eyetooth for an eye: A rare transplant restores sight to blinded woman: ©Keith Brofsky/Photodisc/Getty Images
Animal Navigation: ©WoodenDinosaur/iStockphoto.com
Did Stone Age cavemen talk to each other in symbols?: Texas Department of Transportation
Is Blind Hiring the Best Hiring?: ©Photodisc/Getty Images
Why Are Eyewitnesses Unreliable?: Photodisc/Getty Images
Optical illusions show how we see: ©Houghton Mifflin Harcourt
Leap Seconds: ©Houghton Mifflin Harcourt
How Night Vision Works: ©iStockphoto.com
Doctors hope for blindness cure after restoring patients’ sight: ©Corbis
Photography in the Age of Falsification: ©Corbis
Mavericks and Heretics: Jupiterimages/Getty Images
Glasses Packed With Smartphone Tech Could Help Visually Impaired People ‘See’ Again: ©Shutterstock
Overlooked but Undeterred, a 101-Year-Old Artist Finally Gets Her Due: ©Corbis
2016 Is a Leap Year. Why Do We Have Them?: ©bennyrobo/Shutterstock
Widely set eyes give hammerhead sharks exceptional binocular vision: ©Westend61/SuperStock

Absolute Power Photodisc/Getty Images

James I on the Divine Right of Kings: Hemera Technologies/Jupiterimages/Getty Images
Eleanor of Aquitaine: ©Houghton Mifflin Harcourt
Oscars: “The Look of Silence”: ©Cartesia/Photodisc/Getty Images
Toil and trouble: How ‘Macbeth’ could teach computers to think: ©SEBASTIAN KAULITZKI/Science Photo Library/Getty Images
Are Dictators on the Way Out or the Way Up?: ©thomas koch/Shutterstock
Akira Kurosawa: Throne of Blood: Jupiterimages/Getty Images
Why Do We Still Care About Shakespeare?:
Is taming your ambition the key to a better life?: Photos.com/Jupiterimages/Getty Images
On the Bard’s birthday, is Shakespeare still relevant?: Terry Sirrell
Shakespeare in Scotland: What did the author of Macbeth know and when did he know it?: Photodisc/Getty Images
Power Makes People Happy: UpperCut Images/Getty Images
The myth of the modernizing dictator: ©alfrag/Fotolia
This Is Your Brain on Shakespeare: ©Andrea Danti/Fotolia
Genghis Khan: ©Houghton Mifflin Harcourt
Take It from ‘Hamilton’: Why Unyielding Ambition Is a Blessing and a Curse: ©Houghton Mifflin Harcourt
A Conversation with Sir Patrick Stewart: Brand X Pictures/Getty Images
The Gunpowder Plot: Photodisc/Getty Images
Dunsinane: An Interview with the Playwright: ©JUPITERIMAGES/Comstock Images/Alamy
Shakespeare’s Sources for Macbeth: ©Houghton Mifflin Harcourt
The Influence of Machiavelli on Shakespeare: Eyewire/Getty Images

Hard-Won Liberty National Archives and Records Administration

Civil Disobedience: ©Richard Nowitz/National Geographic/Getty Images
Why did Gandhi march 240 miles for salt?: ©Houghton Mifflin Harcourt
Living under ISIS rule—and then escaping it: Artville/Getty Images
Freedom Writer: Hemera Technologies/Jupiterimages/Getty Images
Gene Sharp: How to Start a Revolution: ©wong yu liang/Shutterstock
American Experience: Freedom Riders: Blend Images/ColorBlind Images/Getty Images
Children of the Fifty-Sixers: Growing up in Hungarian Chicago: ©Ron Chapple/Creative/Corbis
Uganda’s Bobi Wine: ‘Tortured’ pop star MP returns home: Hemera Technologies/Jupiterimages/Getty Images
The War Over King’s Legacy: ©Luiz Felipe Castro/Flickr/Getty Images
Malala Yousafzai’s Courage: ©Corbis
White clergymen urge local Negroes to withdraw from demonstrations: ©Stephen Firmender/Shutterstock
Mixtape of the Revolution: Photodisc/Getty Images
Film Review: ‘Selma’: ©Comstock/Getty Images
Social Media Sparked, Accelerated Egypt’s Revolutionary Fire: ©Robert Churchill/iStockphoto.com/Getty Images
Teaching Gandhi’s Nonviolent Principles in a Violent Time: ©PA Images/Alamy
French Revolution: Jupiterimages/Getty Images
100th Anniversary of the Russian Revolution: ©rostislav foursa/Alamy
Nelson Mandela’s ‘walk to freedom’ in 1990 after his release from prison: Comstock/Getty Images
How a book club is helping to keep ex-offenders from going back to jail: Photodisc/Getty Images
Ben Franklin’s Famous ‘Liberty, Safety’ Quote Lost Its Context In 21st Century: ©joecicak/E+/Getty Images

Grade 11


Coming to America ©Visions of America, LLC/Alamy

Seeing Opportunity In A Question: “Where Are You Really From?”: Jupiterimages/Getty Images
U.S. Immigration Before 1965: Comstock/Getty Images
Hernán Cortés Biography: Ocean/Corbis
BORDERLINE: ©stellalevi/iStock/Getty Images
Navajos share stories about their past, the world: Brand X Pictures/Getty Images
‘One Nation with News for All’: Newseum looks at Ethnic media in America: ©John Langford/Houghton Mifflin Harcourt
How America became Italian: ©Hola Images/Getty Images
CONQUISTADORS: ©Constance McGuire/iStockphoto.com/Getty Images
America, The Startup: How European Settlers Launched The Most Entrepreneurial Economy In The World: ©Houghton Mifflin Harcourt
U.S. Immigration Since 1965: ©Adam Hester/Photographer's Choice RF/Getty Images
King Philip’s War: Gaja Snover/Alamy
Explorer says he found Columbus’ ship, the Santa Maria: ©LindaMarieB/iStockphoto.com
My Day One: From the Streets of Lahore to the Heart of Texas: ©DK Dixon/Fotolia
Celebrate Our Mother Tongues: ©Corbis
The Peopling Of America: moodboard/SuperStock
19 Native American Authors You Need to Read: ©Diyosa Carter/Flickr/Getty Images
Jamestown Unearthed: Historic Jamestowne Opens Hands-On Archaeology to Guests: ©Visions of America, LLC/Alamy
The True Story of Pocahontas: ©Wikimedia Commons
El Sueno: An Americano Project: ©Kent Knudson/PhotoLink/Photodisc/Getty Images
Can an iPhone App Help Save an Endangered Language?: ©scanrail/iStockphoto.comGetty Images

Building a Democracy ©Karl Kost/Alamy

The Poisoning of King George III: ©Corbis
The Sharpened Quill: ©Houghton Mifflin Harcourt
George Washington’s letter to Jewish community becomes musical call to action: ©Joseph Sohm-Visions of America/Digital Vision/Getty Images
Philip Freneau: ©Ellen Isaacs/Alamy
The Food that Fueled the American Revolution: JG Photography / Alamy
Abigail Smith Adams: ©Galushko Sergey/Shutterstock
The Many Faces of Alexander Hamilton, Just in Time for the Fourth: ©Stocktrek Images/Alamy
Just A Few Important Words About The Declaration Of Independence: Jupiterimages/Getty Images
Thank Your Taxes: ©topseller/Shutterstock
10 Things You May Not Know About the French and Indian War: Visions of America, LLC/Alamy
Phillis Wheatley: ©Shutterstock
The Letter That Won the American Revolution: Hartnett/Hanzon/Photodisc/Getty Images
The Real Birth of American Democracy: ©Wikimedia Commons
A democracy deficit plagues the US and the European Union: ©Image Source/Getty Images
The Stamp Act Riots, 250 Years Ago: ©Comstock/Getty Images
A New Museum of the American Revolution, Warts and All: ©Mark Karrass/Corbis
Phillis Wheatley: Jupiterimages/Getty Images
Why the Colonies Most Galvanizing Leader Never Became a Founding Father: ©Centaur/Fotolia
The day the Constitution was adopted: ©webking/iStockphoto.com
American history unfolds in ‘Assassin’s Creed 3’: ©Everett Historical/Shutterstock

The Individual and Society Photodisc/Getty Images

A Dual Mission: ©Digital Vision/Getty Images
In The Adventures of Henry Thoreau, Michael Sims follows along the path of self-discovery that led to Walden Pond: ©Sam Dudgeon/Houghton Mifflin Harcourt
Happiness Is Not Only an Individual Matter: ©Shutterstock
Prelude to War: Manifest Destiny: Dynamic Graphics / Getty Images
A Conversation With Native Americans on Race: Brand X Pictures/Getty Images
Aziz Ansari Goes to India: ©Aivar Mikko/Alamy
Why we quoth ‘The Raven’ evermore: Life on white/Alamy
‘In stressed times, we can take comfort in wildlife’: why nature-writing is ‘exploding’: ©tbkmedia.de/Alamy
Bitter Sweets: joSon/Digital Vision/Getty Images
The Lesson of the Power Loom: Photos.com/Jupiterimages/Getty Images
The Gold Rush of 1849: ©optimarc/Shutterstock
War of 1812: Prints and Photographs Division, Library of Congress
Walden Pond State Reservation: ©Digital Vision/Getty Images
Can a Video Game Capture the Magic of Walden?: ©Richard Nowitz/National Geographic/Getty Images
Walt Whitman’s war: Creatas / Getty Images
Ralph Waldo Emerson: ©S. Solum/PhotoLink/Photodisc/Getty Images
Emily Dickinson Collection: ©Galushko Sergey/Shutterstock
Revising Himself: Walt Whitman and Leaves of Grass: Comstock/Getty Images
Indian removal: Nick Koudis/Digital Vision/Getty Images
Course explores new field at intersection of genomics and society: ©Andrew Brookes/Fuse/Getty Images

A New Birth of Freedom ©Corbis

Where the Buffalo No Longer Roamed: ©Getty Images
‘Nurse, Spy, Cook:’ How Harriet Tubman Found Freedom Through Food: ©Folio/Alamy
Dred Scott decision: ©Gary Blakeley/Shutterstock
In New Bedford, Frederick Douglass Finds Refuge as a Fugitive Slave: ©Everett Historical/Shutterstock
“Slaves of the Marriage Union”: ©Corbis
Descendants of Chinese Laborers Reclaim Railroad’s History: ©Orhan Cam/Shutterstock
Photography and the Civil War, 1861–1865: ©Corbis
In His Own Words: Remembering Poet Robert Hayden: ©Marvin Dembinsky Photo Associates/Alamy
The Perilous Lure of the Underground Railroad: Jupiterimages/Getty Images
Old Friends Elizabeth Cady Stanton and Susan B. Anthony Made History Together.: Photodisc/Getty Images
A War of Words: ©valzan/Shutterstock
Blacks, Baseball, and the Civil War: ©Comstock/Getty Images
The Words That Remade America: Library of Congress
Hiram R. Revels Biography:
The Civilian Experience in the Civil War: ©Fotosearch/Photolibrary
Did the Civil War Achieve Equality? Stephen Kantrowitz’s ‘More Than Freedom’: ©Everett Historical/Shutterstock
Pulling Down the Statue of King George III, New York City: ©Wikimedia Commons
Group Working To Publicize 1867’s ‘Fourth Of July To Remember’: Photodisc/Getty Images
Building the Transcontinental Railroad: ©Savushkin/E+/Getty Images
How technology and capitalism shaped America after the civil war: ©Corbis

An Age of Realism ©Houghton Mifflin Harcourt

Two amputations a week: the cost of working in a US meat plant: ©Arthur S. Aubry/Photodisc/Getty Images
Edith Wharton: Why the Age of Innocence author is vanishing from New York City: ©Corbis
Stephen Crane: Jupiterimages/Getty Images
Dispatches from the Jungle: The Writers Who Reformed America: ©Corbis
Jacob Riis: Shedding Light On NYC’s ‘Other Half’: Museum of the City of New York
What Are Ag-Gag Laws and Why Are They Dangerous?: ©David Frazier/Spirit/Corbis
Mark Twain’s Eternal Chatter: ©Folio/Alamy
What Was the Klondike Gold Rush?: ©Everett Collection Inc/Alamy
Greed Isn’t Good: Wealth Could Make People Unethical: ©Corbis
Casual Perfection: ©Philip Coblentz/Brand X Pictures/Getty Images
The Decades That Invented the Future, Part 1: 1900-1910: Adam Gault/OJO Images/Getty Images
Billionaire Philanthropists Are Shaping a New Gilded Age: Marcus Clackson/Photodisc/Getty Images
How Regulation Really Does Change Eating Behavior: Stockbyte/Getty Images
Nellie Bly Biography: ©Sergiy Serdyuk/Fotolia
Baseball in America, Part II: Gilded Bats and Balls: Jupiterimages/Getty Images
Mind Ablaze: ©Chaikovskiy Igor/Shutterstock
Women’s Athletics a Battle for Respect: ©Corbis
Muckraking Journalist Jacob Riis and Gilded Age New York City: ©kenny1/Shutterstock
Spanish American War: ©Laurence Mouton/PhotoAlto/Getty Images
Another Obama Decision Reversed? Now It’s About Food Safety.: ©Kent Knudson/PhotoLink/Photodisc/Getty Images

The Modern World Photodisc/Getty Images

The Road Back: Frost’s Letters Could Soften a Battered Image: Comstock/Jupiterimages/Getty Images
On Stephen Hawking, Vader, and Being More Machine Than Human: ©LindaMarieB/iStockphoto.com
Inside the Secret World of Russian’s Cold War Mapmakers: Wired
Could AI help to create a meat-free world?: ©Wavebreakmedia/iStock/Getty Images
The Dawn of the Age of Artificial Intelligence: ©lola1960/Shutterstock
Modernism: Comstock/Getty Images
Writing the future: A timeline of science fiction literature: ©Orla/Shutterstock
How Much Sleep Are We Losing to Our Electronic Devices?: ©Corbis
Tinker v. Des Moines (393 U.S. 503, 1969): ©Ted Foxx/Alamy
Tinker v. Des Moines: Protecting student free speech: Jupiterimages/Getty Images
Why The Consumer Internet Of Things Is Stalling: ©Corbis
Technobiophilia: Can we get all the nature we need in digital form?: ©winui/Shutterstock
Muhammad Ali’s Legacy: Boxing Legend, Proud Muslim, Champion of Civil Rights: Comstock/Getty Images
New Study Says We Could Be Alone in the Universe: ©snvv/Adobe Stock
The Dawn of the Singularity: ©Illustration Art/Alamy
Mass Exodus From the Plains: National Archives and Records Administration
Three Reichs, You’re Out: ©Comstock/Getty Images
The Harlem Renaissance: Thinkstock/Jupiterimages/Getty Images
Devices That Know How We Really Feel: ©Hero/Corbis
Aaron Douglas’s Magisterial Aspects of Negro Life: Nikreates/Alamy

Grade 12


Chasing Success ©Andres RodriguezFotolia

Don’t think too positive: Stockbyte/Getty Images
Fail Better: ©Colin Anderson/Brand X Pictures/Getty Images
Q and A with Malcolm: ©James Lauritz/Digital Vision/Superstock
Total Failure: The World’s Worst Video Game: ©Fuse/Getty Images
What Americans Keep Ignoring About Finland’s School Success: SuperStock RF/SuperStock
Youth sports ‘spill over’ to career success: ©Steve Hix/Somos Images/Corbis
What turned the Wright brothers into pioneers of flight? Their library.: Photos.com/Jupiterimages/Getty Images
Education Innovation in the Slums: ©Photodisc/Alamy
What If the Secret to Success Is Failure?: ©Digital Vision/Getty Images
The key to success? Grit: ©Yuri Arcurs/Shutterstock
Moving Innovation in Education Forward: ©Goodluz/Shutterstock
Measuring Success in the Game of Life: ©Chones/Shutterstock
Why Ambition Could Make You Rich, but Not Happy: ©Corbis
Finnish Education Chief: ‘We Created a School System Based on Equality’: Stockbyte/Getty Images
Luck and Skill Untangled: The Science of Success: ©Comstock Images/Getty Images
How Praise Became a Consolation Prize: ©Randy Faris/Corbis
Why Are Superachievers So Successful?: Photos.com/Jupiterimages/Getty Images
Eugene O’Neill Biography: ©Comstock/Jupiterimages/Getty Images
Michael Lewis on Princeton Speech: I Aimed To Give Something Unexpected: ©Ellen Isaacs/Alamy
Nurture Counts as Much as Nature in Success:

Gender Roles ©Fotolia

How To Get Dads To Take Parental Leave? Seeing Other Dads Do It: ©C. Lee/PhotoLink/Photodisc/Getty Images
Dads who do chores bolster daughters’ aspirations: ©Corbis
Why Is Pink for Girls and Blue for Boys?: Photodisc/Getty Images
The crucial role of men in gender equality: ©Digital Vision/Getty Images
Americans want equality at work; less so at home: ©Monkey Business Images/Shutterstock
You Can Give a Boy a Doll, but You Can’t Make Him Play with It: Photodisc/Getty Images
Can early computer science education boost number of women in tech?: Photodisc/Getty Images
Emma Watson calls on men to help fight gender inequality: ‘It’s your issue too’: ©Image Source/Alamy
Not From Venus, Not From Mars: What We Believe About Gender and Why It’s Often Wrong: ©Corbis
How Can Women Gain Influence in Hollywood?: ©Fotolia
I’m an engineer, not a cheerleader. Let’s abandon silly rules about gender roles.: Getty Images
Target to move away from gender-based signs: ©IMG_191 LLC/Shutterstock
Millennial pink is exposing our culture’s worst anxieties about “girly stuff”: ©Alan and Sandy Carey/Photodisc/Getty Images
Where the Boys Are Not: ©Carlos Hernandez/Westend61/Corbis
10 Ways to Raise Brave Girls: Peter Mason/Cultura Creative/Alamy
Where’s Bobbi Fischer?: ©Comstock/Getty Images
Sorry to ask but … do women apologize more than men?: ©Photodisc/Getty Images
Women Have Been Part of U.S. Combat for Years, Although Not on Front Lines: Thinkstock Images/Jupiterimages/Getty Images
Meet McKenna Pope, ‘Foot Soldier’ challenging gender stereotypes: ©moodboard/Corbis
Modern day Canterbury Tales refreshes Chaucer to tell the lost stories of refugees: ©Joan van Hurck/Alamy

Voices of Protest National Archives

The Statue of Liberty Has Long Been a Magnet for Protest: ©spyarm/Shutterstock
Opinion: Remove the blindfold, fight injustices when they occur: ©Studio-Annika/iStockphoto.com
In the Footsteps of Gandhi: ©Sam Dudgeon/Houghton Mifflin Harcourt
Tech firms protest proposed changes to U.S. net neutrality rules: ©Corbis
Vietnam War Protests: ©Corbis
The Native American Protests in North Dakota Are About More Than an Oil Pipeline: ©Charles Smith/Cardinal/Corbis
In Defense of Thoreau: ©encrier/iStockphoto.com
Hashtag activism is fleeting: ©Hero/Fancy/Age Fotostock
Tiananmen Square, Then and Now: ©Paul Merrett/Fotolia
‘Before India,’ A Young Gandhi Found His Calling In South Africa: ©Corbis
A Deep-Rooted History of Activism Stirs in College Football: ©Daniel Schweinert/Shutterstock
Gandhi: Surprising Facts on His Life and How His Legacy Lives on Today: ©Jim West/Alamy
Why We Protest: ©Zoe/Fotolia
About Thoreau: ©Richard Nowitz/National Geographic/Getty Images
Fast-food workers strike, seeking $15 wage, political muscle: ©Mark Wineman/Getty Images/iStockphoto.com
How Jonathan Swift Attacked Fake News: Jupiterimages/Getty Images
Olympic Athletes Who Took a Stand: Inspirestock/Corbis
Why Street Protests Don’t Work: ©Zoe/Fotolia
How social media affects protest movements: It’s complicated: ©Scanrail/Fotolia
On Protest Photography: ©Steve Debenport/E+/Getty Images

Seeking Justice, Seeking Peace Comstock/Jupiterimages/Getty Images

The Israeli-Palestinian basketball teams that are breaking all barriers: Photodisc/Getty Images
A modern take on the timeless tragedy of ‘Hamlet’: Jupiterimages/Getty Images
Kenya’s running champions walk 800km to break ‘cycle of violence’: ©Fotolia
The Fertility and Futility of Hatred: ©Corbis
Was Shakespeare Aware of the Scientific Discoveries of His Time?: ©Pixtal/Age Fotostock
Art in the aftermath: healing the victims of trafficking and slavery: ©Don Couch/Houghton Mifflin Harcourt
‘Map: Collected and Last Poems,’ by Wislawa Szymborska: ©Radka Tesarova/Shutterstock
Collective reparation in Colombia: when everyone suffers from the ravages of war: ©Filippo Manaresi/Moment Open/Getty Images
Should U.S. pay reparations for slavery? U.N.-appointed experts think so: Stockbyte/Getty Images
Letting it go: Take responsibility, make amends, forgive yourself: ©iceteastock/Fotolia
Revenge and the people who seek it: ©Thomas Perkins/Fotolia
Revenge really is sweet: study shows the mood-enhancing effect of retaliation: Image 100/Jupiterimages/Getty Images
On Forgiveness: Jupiterimages/Getty Images
Kenya and Wangari Maathai: Taking Root: Joseph Sohm-Visions of America/Photodisc/Getty Images
A Wild, ‘Burning’ Journey Back To Old Mexico: ©GlowImages/Alamy
In one small Mexican town, the citizens become armed vigilantes to take on a drug gang: ©Kent Knudson/PhotoLink/Photodisc/Getty Images
High and Inside: Morality and Revenge in Baseball: ©alens/Shutterstock
Special report: Truth, justice and reconciliation: Liquidlibrary/Jupiterimages/Getty Images
What is peace?: Stockdisc/Getty Images
Tired of war, South Sudanese youth turn to art to push for peace: ©Natasha Owen/Fotolia

Taking Risks ©Deddeda/Design Pics/Corbis

Who Takes Risks?: ©Shutterstock
The Greatest Risks They Ever Took: Comstock/Getty Images
Risk-takers are smarter, according to a new study: ©MCarper/Shutterstock
Willingness to take risks: A personality trait: ©Comstock Images/Getty Images
Philippe Petit: ©Corbis
The Fallen Heroes of Human Spaceflight: Photodisc/Getty Images
The Overprotected Kid: ©wibs24/iStockphoto.com
The Risky Side of Creativity: Domain Specific Risk Taking in Creative Individuals:
Teens’ Penchant For Risk-Taking May Help Them Learn Faster: ©Fuse/Getty Images
With the Thrills Come Extreme Risks: Maxime Laurent/Photodisc/Getty Images
Once a Risk-Taker, Always a Risk-Taker: ©Corbis
Exotic pets: Why do Americans keep dangerous animals?: Photodisc/Getty Images
Falling Toward Grace: ©Joggie Botma/Alamy
Richard Branson on Taking Risks: Photodisc/Getty Images
Caltech Researchers Ask: Is Risk-Taking Behavior Contagious?: ©Corbis
Beowulf Is Back!: Jupiterimages/Getty Images
Our Mission Is to Report These Horrors of War: ©Corbis
Do Women Take as Many Risks as Men?: ©iStockphoto.com
The risk and reward of sport: David Madison/Digital Vision/Getty Images
What Makes Risk Takers Tempt Fate?: ©Corbis

Finding Ourselves in Nature ©Corbis

‘The Abundance,’ by Annie Dillard: ©Corbis
Do Michael Pawlyn’s nature inspired creations hold the key to designing buildings for the future?: ©Getty Images
How Living Off the Grid Works: ©Smileus/Shutterstock
Are we raising a generation of nature-phobic kids?: ©JGI/Jamie Grill/Blend Images/Corbis
Minneapolis author Louise Erdrich finds writing humor is the ‘hardest thing’: ©Teri Dixon/Photodisc/Getty Images
The emergence of nature phobias: Why more people are afraid of the outdoors: ©andreiuc88/Shutterstock
Nature and technology: friends or enemies?: ©Roberto Westbrook/Blend Images/Corbis
What Animals Taught Me About Being Human: ©Joseph Van Os/Stockbyte/Getty Images
Nature in Chinese Culture: ©Irina Afonskaya/Shutterstock
How Nature Resets Our Minds and Bodies: ©constantgardener/Getty Images
Connecting With Nature Boosts Creativity and Health: ©Steve Glass/Aurora Open/Getty Images
Naturally Curious Introduces City Kids to the Great Outdoors: ©Houghton Mifflin Harcourt
New Study Analyzes Heavy Metal Dancing: ©1bestofphoto/Alamy
Survival Training, Ferret Style: Photodisc/Getty Images
Don’t Care About National Parks? The Park Service Needs You To: Getty Images Royalty Free
Women Writing About the Wild: 25 Essential Authors: ©Karen Grigoryan/Shutterstock
Innovative Audubon Program Connects Elders with Alzheimer’s to the Outdoors While Creating Healthy Bird Habitats: ©Steve Byland/Fotolia
John Muir’s legacy questioned: ©David Davis/Fotolia
Politicians Should Make America Better for Parents by Thinking Swedish: ©Maxim Blinkov/Shutterstock
Today’s movement toward sustainable living echoes the not-so-distant past: ©Ted Foxx/Alamy

For Argument's Sake


Should the Government Have a Say in Our Diets?: Bananastock/Jupiterimages/Getty Images
Is Technology Use Negatively Affecting Our Brains?: ©Schedivy Pictures Inc./Digital Vision/Getty Images
Do Professional Athletes Get Paid Too Much?: Photodisc/Getty Images
Have Social Media Sites Had a Negative Impact on Friendship?: Jupiterimages/Getty Images
Is a College Education Worth the Cost?: Creatas/Jupiterimages/Getty Images
Should Women Serve in Military Combat Positions?: Getty Images Royalty Free
Do Law Enforcement Cameras Reduce Crime or Just Invade People’s Privacy?: ©Digital Vision/Getty Images
Should Schools Require Students to Do Volunteer Work?: ©Alamy
Should Animals Be Used in Medical Research?: Michael Blann/Lifesize/Getty Images
Is Censorship Ever Appropriate?: Todd Davidson/Getty Images
Should Driver’s License Requirements Include School Success?: Brand X Pictures / Getty Images
Is It Fair to Hold Parents Responsible for Their Children’s Actions?: Jupiterimages/Getty Images
Should Our Justice System Focus on Punishing Criminals or Rehabilitating Them?: ©Digital Vision/Getty Images
Should Students Have After-School Jobs?: ©Dennis Fagan/Houghton Mifflin Harcourt
Should Businesses Be Allowed to Bar Teens?: ©Digital Vision/Getty Images
Should Native American Sports Mascots Be Banned?: ©Houghton Mifflin Harcourt
Should the Federal Minimum Wage Be Increased?: Scott Rosen
Can Money Buy Happiness?: Photodisc/Getty Images
Should Homework Be Banned?: ©SuperStock RF/SuperStock
Was Christopher Columbus a Hero or an Invader?: ©Pixtal/Age Fotostock