Photo Credits

Grade 6

Facing Fear BananaStock/Jupiterimages/Getty Images

Your Worst Nightmares: 10 Spine-Tingling Phobias: ©jaclynwr/
Fear prompts teens to act impulsively: Brand X Pictures/Getty Images
Acrophobia: Ragnar Schmuck/fStop/Getty Images
Lightning: Artville/Getty Images
Teens Against Bullying: Image 100/Jupiterimages/Getty Images
10 Common Nightmares: ©Stockbyte/Getty Images
“Brave Man’s” glass bridge offers vertigo-inducing views: Visions of America, LLC/Alamy
Mountains out of Molehills: ©Houghton Mifflin Harcourt
How Can Adrenaline Help You Lift a 3,500-Pound Car?: ©Digital Vision/Getty Images
Phobias may be memories passed down in genes: ©Getty Images
How can I overcome my fear of public speaking?: Comstock/Getty Images
The Power of Expressing Yourself: Brand X Pictures/Getty Images
Searching the Brain for the Roots of Fear: ©Redmond O. Durrell/Alamy
Aaahh! The world’s scariest roller coasters: John Foxx/Stockbyte/Getty Images
How Roller Coasters Work: Roller Coaster Components: Purestock/Getty Images
Phobias may be memories passed down in genes from ancestors: ©Orhan Cam/Shutterstock
Phobia Makes Spiders Appear Larger Than They Are: ©slobo/
5 ways to face your fears through travel: ©Corbis
Infographic: Curiosity Rover’s “Seven Minutes of Terror”: Purestock/Getty Images
The science of choking under pressure—and how to avoid it: ©Corbis

Animal Intelligence ©Digital Vision/Getty Images

Citizen scientists contribute to dog research: Don Mason/Blend images/Getty Images
A Song for the Horse Nation: ©Fadyukhin/
18 Really Interesting Facts You Didn’t Know About Humpback Whales: Creatas / Getty Images
Animal Intelligence: Stockbyte/Getty Images
How Guide Dogs Work: ©
Elephants Give a Helping Trunk: Brand X Pictures/Getty Images
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
Elephants Outwit Humans During Intelligence Test: Richard van Kesteren/Alamy
How Smart Is An Octopus?: ©Paul Whitehead /Alamy
Horses are smarter than we realize: Comstock/Getty Images
What Do Cats Think About Us? You May Be Surprised: Comstock/Getty Images
First Proof That Wild Animals Really Can Communicate With Us: © searagen / Alamy
A New Frontier in Animal Intelligence: ©Digital Vision/Getty Images
Cats Are Not Dependent on Humans, Study Shows: DAJ
Opinion: We Didn’t Domesticate Dogs. They Domesticated Us.: ©Cybernesco/
Bat Echo: Rolf Nussbaumer Photography/Alamy
What’s the Waggle Dance? And Why Do Honeybees Do It?: Don Farrall/Digital Vision
Police geese: A Chinese crime-fighting plan isn’t quite as ridiculous as it sounds:
Monkeys Can Do Math: ©DLILLC/Corbis

Dealing with Disaster ©Corbis

Be Red Cross Ready: TRBfoto/PhotoDisc/Getty Images
Benefits of Fire: ©Mark Gibson/Photo Disc/Getty Images
Trash-mapping expedition sheds light on “Great Pacific Garbage Patch”: ©Digital Vision/Getty Images
Ready: ©Houghton Mifflin Harcourt
Titanic: Hemera Technologies/Jupiterimages/Getty Images
Fukushima nuclear crisis continues to unfold: Photodisc/Getty Images
Video Feature: Apps to Cope and Help in a Disaster: Stockdisc/Getty Images
How a Nuclear Meltdown Works: ©H. Wiesenhofer/PhotoLink/Photodisc/Getty Images
Natural Disasters: ©Corbis
Hurricane Katrina: ©Stocktrek Images, Inc./Alamy
The Science Behind Lightning’s Electric Shows: ©Digital Vision/Getty Images
What Is Drought?: ©Evgeny Dubinchuk/Fotolia
Beautiful Plastic Sculptures Tell Ugly Story of Human Garbage in the Ocean: ©s0ulsurfing - Jason Swain/Moment/Getty Images
Wisconsin family’s fallout shelter becomes historical exhibit: Photodisc/Getty Images
How the Pacific Northwest is preparing for a catastrophic tsunami: Stockbyte/Getty Images
The Storm After the Storm: Disaster’s Mental Toll: Thinkstock / Getty Images
How Search-and-Rescue Dogs Work: ©Corbis
New Satellite Helps Scientists Track El Niño: Artville/Getty Images
How to prepare for spring flash flooding: Jupiterimages/Getty Images
2015 is warmest year on record, NOAA and NASA say: Hans Neleman/ Photodisc/ Getty Images

Making Your Voice Heard ©Alvaro Ortiz/Houghton Mifflin Harcourt

Stylized Fairy Tales Inspired Sandra Cisneros’ Cross-Cultural Voice: ©Corbis
Write your story, change history: ©bo1982/
Why Are Shirt Buttons on Different Sides for Men and Women?: Stockdisc/Getty Images
Marjory Stoneman Douglas, “Mother of the Everglades”: ©John Anderson/Fotolia
Illegal Wildlife Trade: ©feraru nicolae/Fotolia
Why Introverts Can Be Great Leaders: Photodisc/Getty Images
Egypt’s Oldest Known Art Identified, Is 15,000 Years Old: Karl Weatherly/Photodisc/Getty Images
The Power of Journaling: ©BlueSkyImage/Shutterstock
Nelson Mandela: Photodisc/Getty Images
Syrians Speak Out Through Their Art: Dmytro Tolokonov/Alamy
Detroit students want poor school conditions addressed: Jupiterimages/Getty Images
Fighting big farm pollution with a tiny plant: ZenShui/Michele Constantini/Getty Images
How I got the courage to tell my story: Imagemore Co., Ltd./Corbis
With Seattle Shelter Effort, Amazon Shows Glimmers of a ‘Good Neighbor’: Philip Kramer/Photodisc/Getty Images
High-tech approach to taming New Mexico’s wild horses: ©mariait/Shutterstock
The Power of Introverts: Dynamic Graphics/Jupiterimages/Getty Images
Christo’s Newest Project: Walking on Water: Photodisc/Getty Images
Selfie-esteem: Teens say selfies give a confidence boost:
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

Decisions That Matter ©Radius Images/Alamy

The Real Story of Revere’s Ride: Photodisc/Getty Images
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
How I stopped the Taliban from shutting down my school: ©Zurijeta/ Images
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
The Desegregation of Sturgis High School:
4 Steps to Making Better Decisions: Creatas/Jupiterimages/Getty Images
Teen Brain: Behavior, Problem Solving, and Decision Making: Jupiterimages/Getty Images
Marie Curie: ©fStop/Alamy
Wilma Mankiller, Cherokee Chief and First Woman to Lead Major Tribe, Is Dead at 64: ©Comstock Images/Getty Images
Colin Powell: ©Houghton Mifflin Harcourt
9/11 hero’s actions become a lesson in character: ©Corbis
Rosa Parks: ©Ilene MacDonald/Alamy
Having Too Many Choices Is Making You Unhappy: ©asierromero/Fotolia
Mark Bezos: A Life Lesson from a Volunteer Firefighter: Photodisc/Getty Images
Flight 93: ©Mikhail Starodubov/Shutterstock
Wilma Mankiller: ©Houghton Mifflin Harcourt

What Tales Tell The Palma Collection/Getty Images

Greek Mythology: ©Vava Vladimir Jovanovic/Shutterstock
Atlantis—True Story or Cautionary Tale?: ©DeVIce/Fotolia
‘Hamilton’ the Broadway musical is now a dazzling book: ©Stockbyte/Getty Images
The Pre-Viking Legend of Ragnarӧk: ©Corbis
Greek Mythology: ©Henry George Beeker/Alamy
Heroes and Legends Before Superman: ©Diverstudio/
The World’s Oldest Papyrus and What It Can Tell Us About the Great Pyramids: ©PhotoLink/Photodisc/Getty Images
Why Myths Still Matter: Hercules and His 12 Healing Labors: ©Houghton Mifflin Harcourt
Where Did Dragons Come From?: Goodshoot/Jupiterimages/Getty Images
King Arthur: Bradley Mason/Vetta/Getty Images
Why Are Dragons Important in Chinese Culture?: ©imagebroker/Alamy
Why Black Panther’s representation matters, according to the cast: ©Ocean/Corbis
Library of Congress Digs into 170 Billion Tweets: Jupiterimages/Getty Images
Mark Twain: ©Folio/Alamy
The Atlantis-style myths that turned out to be true: ©Sam Clemens
A Fairy Tale Influence: ©Federico Caputo/Alamy
Was There a Trojan War?: ©Houghton Mifflin Harcourt
Artful Animals: ©Corbis
The Fairy Tales That Predate Christianity: Jupiterimages/Getty Images
The Chilling True Story Behind the Pied Piper of Hamelin: ©Guy Jarvis/Houghton Mifflin Harcourt

Grade 7

Bold Actions

The Red Tail Squadron: Honoring Tuskegee Airmen: [none provided:] Houghton Mifflin Harcourt, Photo Shoot
Nik Wallenda completes wire walk across Chicago skyline: ©Ffooter/Fotolia
Scott Jurek: Eat & Run: ©Shutterstock
50 Years After Sparking a Revolution, an Icon Runs Boston Again: ©Comstock/Getty Images
UK Teen Wins Mongol Derby, World’s Longest Horse Race: Getty Images
Erik Weihenmayer shows once again that barriers can be broken with ambition: Photodisc/Getty Images
Around the world…the hard way…: ©thp73/
Six Female Explorers Who Took Adventure Into Their Own Hands: ©Henn Photography/cultura/Corbis
Zach Hodskins, One-Handed Basketball Player, Gets Shot at College Team: Getty Images
Girl helps paramedics through sign language skills: Photodisc/Getty Images
Women Explorers: ©Vova Shevchuk/Shutterstock
A 13-year-old eagle huntress in Mongolia: Photodisc/Getty Images
Bombing Survivor Rebekah Gregory On Marathon: ‘I Took My Life Back Today’: ©Christopher Futcher/E+/Getty Images
Meet Simon Wheatcroft, the blind ultramarathon runner: ©Maridav/
Pat Tillman: Biography: Photodisc/Getty Images
OLD WEST LEGENDS: Nellie Cashman – Pioneering the Mining Camps of the Old West: ©Houghton Mifflin Harcourt
Book Excerpt from The Mountain: My Time on Everest: ©Getty Images
San Jose Teen Honored as Hero For Yosemite Rescue: Photodisc/Getty Images
Kayla Montgomery: Young runner’s brave battle with MS: ©Warren Goldswain/Shutterstock
Navigating Without the Crutch of Technology: ©Andrey_Kuzmin/Shutterstock

Perception and Reality

Can You Think Your Way To That Hole-In-One?: ©Corbis
Woman On Street Attacked By Giant Snail, It Seems: ©Nick Norman/National Geographic/Getty Images
‘Back to Bed’: The Creepy, Addictive Game About Sleepwalking: ©Corbis
Brain game: bringing Paddington to life on screen: ©Shutterstock
The Science of Optical Illusions: ©fotoadrenalina/
Special Relativity in a Nutshell: ©Corbis
23 Positive Subliminal Messages in Everyday Life: ©Corbis
What is a Mental Map?: ©Getty Images
Think Like Einstein: ©Shutterstock
Why do we see illusions?: Hill Street Studios/Blend Images/Corbis
Stereotypes Can Fuel Teen Misbehavior: Moment/Cultura Creative/Alamy
Truth vs. Perception vs. Reality: ©Duncan Smith/Photodisc/Getty Images
Extraordinary Artist Stephen Wiltshire Sees Cities Once, Draws Detailed Panoramas From Memory: ©Corbis
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
Imagination Can Change What We Hear and See: ©rolffimages/Fotolia
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

Nature at Work

Twister Science: Comstock/Jupiterimages/Getty Images
10 record-setting natural wonders in the United States: Robert Glusic/Corbis
What’s it like to live without nature?: ©Christopher Meder/Shutterstock
A Chinese perspective on Autumn: ©Photolibrary
What is a Green Roof?: ©Stephanie Friedman/Houghton Mifflin Harcourt
Underdogs: The Bloodhound’s Amazing Sense of Smell: ©Per Dahl/Getty Images Royalty Free
Less Algae, Not Clearer Water, Keeps Tahoe Blue: Jupiterimages/Getty Images
15 striking photos from the best wildlife photographers of the year: ©Shutterstock
Nature: Now Showing on TV: ©Corbis
Why are there so many arches at Arches?: Nicholas Pitt/Digital Vision/Getty Images
The Curiosity of Animal Camouflage: ©EW CHEE GUAN/Fotolia
Connemara’s 435m-year-old fossil starfish confirmed as new species: ©Getty Images
National Parks: ©Darren J. Bradley/Shutterstock
The Amazon Basin: Philip Coblentz ©Brand X Pictures
Just How Big Is the Ocean?: ©PBNJ Productions/Blend Images/Corbis
36 random animal facts that may surprise you: ©Sascha Burkard/Shutterstock
Ah, Wilderness! Nature Hike Could Unlock Your Imagination: Getty Images
Bird ID Skills: How to Learn Bird Songs and Calls: William Leaman/Alamy
Why Do Some Birds Lay Blue Eggs?: ©Photo by Brian T. Evans/Flickr/Getty Images
Explore the Ocean in 24 Hours: ©Krzysztof Odziomek/Shutterstock

Risk and Exploration

Pursuing the Impossible, and Coming Out on Top: ©Focus_on_Nature/ Images
Amelia Earhart didn’t die in a plane crash, investigators say: Photodisc/Getty Images
Why bother leaving the house?: ©Chase Jarvis/Photodisc/Getty Images
Check out the United Arab Emirates’ plans for building a Martian city—on Earth: ©Omar Dakhane/Moment RF/Getty Images
Why We Explore: ©Mike Brown/Fotolia
Under Arctic Ice: Kate Karrberg/Johner Images/Alamy
What are the dangers of living on Mars?: ©Purestock/Alamy
In a First, Gravitational Waves Linked to Neutron Star Crash:
Mars Science Laboratory: Curiosity Rover: Pixtal/SuperStock
Georgia Douglas Johnson: ©Connie Barr/Shutterstock
Personal submarine brings ocean exploration to all: ©Andrey_Kuzmin/Shutterstock
The Next Step: ©Getty Images
John F. Kennedy: The Space Program: National Archives and Records Administration
Out of Eden Walk: ©Ryan McVay/Photodisc/Getty Images
Explorer Vasco da Gama’s Shipwreck Found: ©Corbis
Blue Planet II: What you can do to help save our oceans: ©Shutterstock
Life at the Bottom: The Prolific Afterlife of Whales: ©Getty Images
Decade-Old Rover Adventure Continues on Mars and Earth: NASA
All Systems Go for NASA’s Mission to Jupiter Moon Europa: ©Stocktrek Images/Getty Images
Final frontiers: rainforests: ©Edmond Van Hoorick/Photodisc/Getty Images

The Stuff of Consumer Culture

Brain Scans of Hoarders Reveal Why They Never De-Clutter: ©Corbis
Ten things you didn’t know about Black Friday: Comstock/Getty Images
How ‘Ugly’ Fruits and Vegetables Can Help Solve World Hunger: ©bluestocking/
Is Amazon’s New Store Really The Future Of Grocery Shopping?: ©Shutterstock
World Wastes Half Its Food: ©
Our Brains on Marketing: Scans Show Why We Like New Things: Photodisc/Getty Images
A History Of Loyalty Programs, And How They Have Changed: Image Source / Getty Images
Global consumers are willing to put their money where their heart is: Comstock/Getty Images
10 Hot Consumer Trends 2017: ©John Lamb/Digital Vision/Getty Images
The Perfect Statement On Holiday Consumerism: A $500 Cardboard Box: ©Ken Rygh Creative Art & Design/E+/Getty Images
Not Just Millennials: Consumers Want Experiences, Not Things: ©Santiago Cornejo/Shutterstock
Conscious consumerism is a lie. Here’s a better way to help save the world: ©Ariel Skelley/Blend Images/Getty Images
Graham Hill: Less Stuff, More Happiness: ©Yellow Dog Productions/Lifesize/Getty Images
Product Placement Can Be A Lot More Powerful Than We Realize: ©Angela Waye/Shutterstock
New Study Reveals How Consumers React to ‘The Store of the Future’: ©watcharakun/Shutterstock
Edible Cutlery: ©PhotoLink/Photodisc/Getty Images
How Teenagers Spend Money: Comstock/Getty
With a Few Bits of Data, Researchers Identify ‘Anonymous’ People: ©Pressmaster/Shutterstock
Souvenirs are an important part of the holiday experience: ©D. Hurst/Alamy
Too Much TV Linked to Future Fast-Food Intake: Alamy

Guided by a Cause

Do Something: ©mangostock/Fotolia
Antioch Teens Raising Money to Help Orphans in Ethiopia: ©Bartosz Hadyniak/Vetta/Getty Images
Believe: ©Corbis
Study: Social Media Helps with Teenage Empathy, Awareness: ©kurhan/Shutterstock
Selma to Montgomery March: ©Ilene MacDonald/Alamy
Why I Don’t Use A Smart Phone: ©D. Hurst/Alamy
Jack Andraka, the Teen Prodigy of Pancreatic Cancer: Photodisc/Getty Images
How this guide dog helps one blind triathlete chase her Paralympic dream: ©Shutterstock
7 Scientific Facts About the Benefit of Doing Good: ©sezer66/Shutterstock
Peace First Prize Rewards Youth Who Are Making a Difference: Getty Images
One 9 year old’s dream for changing the world — with knitting: ©Houghton Mifflin Harcourt
Homeless Hero Reader Stories: ©ArtisticCaptures/
Alzheimer’s Foundation of America: Letter From the President: ©SnowWhiteimages/Shutterstock
Before Rosa Parks, A Teenager Defied Segregation On An Alabama Bus: ©Houghton Mifflin Harcourt
China Places We Protect: The Yangtze River: ©stephen rudolph/Shutterstock
How Cesar Chavez Changed the World: Photodisc/Getty Images
Hoping to aid veterans, Ohio teen invents physical therapy device: ©Ian Lishman/Juice Images/Corbis
Wangari Maathai: ©Shutterstock
The Triangle Shirtwaist Factory Fire: Images
Life as a Young Carer: ©Kim Steele/Photodisc/Getty Images

Grade 8

Culture and Belonging ©

Ellis Island: ©Gary/Fotolia
First Days: The first Hmong American judge didn’t always acknowledge his roots: ©Photodisc/Getty Images
Youth Voices: I Have a Voice!: ©Getty Images
No, Where Are You Really From?: ©Jamie Grill/Tetra images/Getty
Why Bilinguals Are Smarter: ©Digital Vision/Getty Images
Advantages of Being Bicultural: ©Juanmonino/E+/Getty Images
A Video Library of Human Life Experiences: ©117 Imagery/Moment/Getty Images
Hispanic Identity Fades Across Generations as Immigrant Connections Fall Away:  ©jeff Metzger/Shutterstock
Told In Pictures: How 50 Immigrants Got Green Cards: moodboard/SuperStock
Are you Ukrainian or Russian? It’s complicated . . .: Stockbyte/Getty Images
Fighting Fiction with Facts: The BCN Anti-Rumor Campaign: Comstock/Getty Images
UChicago research finds location plays critical role in assimilation of U.S. immigrants: Houghton Mifflin Harcourt
A former Haitian prisoner says ‘Baby Doc’ Duvalier’s criminal legacy should never be forgotten: Comstock/Getty Images
‘Beyond Bollywood’: Inside the Smithsonian’s exhibition on Indian Americans: Hill Street Studios/Getty Images
What Americans Can Learn From Other Food Cultures: ©Shutterstock
Undocumented journalist describes immigrant experience, American dream: Comstock/Getty Images
Immigration Explorer: Comstock/Getty Images
Yiddish Culture Takes Center Stage: ©aerogondo2/Shutterstock
Adapting to a New Culture: ©Payless Images, Inc./Alamy
Origins and Destinations of the World’s Migrants, 1990-2017: ©Houghton Mifflin Harcourt

The Thrill of Horror Rubberball/Getty Images

Why Do People Love Horror Movies? They Enjoy Being Scared: ©Corbis
Scientists study the thrill of a chill: ©Exactostock/SuperStock
Hollywood Horror: The Evolution of the Horror Movie Poster: ©STILLFX/Shutterstock
Horror movies tap into a primal fear instinct in your brain: ©Fuse/Corbis/Getty Images
Poe Museum: Library of Congress
Movie Monsters, Monster Movies And Why ‘Godzilla’ Endures: Photodisc/Getty Images
Can you be scared to death?: ©Shutterstock
7 Nightmarish Reads: ©Trueboy/Shutterstock
E-Book Recreates a Monster: ©Houghton Mifflin Harcourt
Frankenstein: Penetrating the Secrets of Nature: ©Houghton Mifflin Harcourt
Horror Films for Apes Are Teaching Scientists About Long-Term Memory: ©Shutterstock
Researchers Examine the Fun of Fear: Rubberball/Getty Images
HP Lovecraft: The man who haunted horror fans: ©Juniors Bildarchiv/Alamy
No ghost stories at camp?: ©nano/
Stephen King talks about his writing process: ©Cristian Dina/
What Makes Horror Movies Scary? “We do,” Says Baylor Film Expert: ©Kris Leov/Shutterstock
Is That a Movie or Video Game?: Jupiterimages/Getty Images
Sinister! Threats from the Left Are Scarier: Jupiterimages/Getty Images
Interview With A Vampire Maker – The Face Behind The Horror: ©Jandrie Lombard/Shutterstock
Social Lessons from Our Favorite Horror Movies: ©Bornfree/Shutterstock

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

A Free Man’s Letter to A Former Slaveowner in 1865: 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
Slavery in America: Jupiterimages/Getty Images
Frederick Douglass: 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
150 Years Later, Myths Persist about the Emancipation Proclamation: 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
Sojourner Truth: Library of Congress
A century after Harriet Tubman died, scholars try to separate fact from fiction: Images
10 Things You Didn’t Know About the Statue of Liberty: Goodshoot/Jupiterimages/Getty Images
Harriet Tubman: American Hero: ©Everett Historical/Shutterstock
Black soldier’s letter offers rare view of Civil War: ©Eunice Harris/Photographer's Choice RF/Getty Images
What Does It Mean for America to Put Harriet Tubman on the $20 Bill?: © Images
Battle Lines: A Graphic History of the Civil War: Dynamic Graphics/Jupiterimages/Getty Images
Frederick Douglass On How Slave Owners Used Food As A Weapon Of Control: ©stockelements/Shutterstock

Approaching Adulthood Jupiterimages/Getty Images

Teens, Your Brain Needs Real Food: ©Steve Debenport/ Images
How to Improve Communication with Your Parents: Jupiterimages/Getty Images
Fatal crashes involving teen drivers decline sharply in U.S.: ©Christine Glade/
Teens post online content to appear interesting, popular and attractive, UCI study finds: ©Hero Images/Hero Images/Getty Images
Are Kids Happier than Adults?: Purestock/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
Young People More Likely To Drive Drowsy: Stockbyte/Getty Images
Volunteer Program Helps Lincoln Middle-Schoolers Prepare for Their Futures: Creatas/Jupiterimages/Getty Images
Is There an App for That?: ©arrow/Fotolia
What Stresses You Out About School?: Photodisc/Getty Images
‘Herd Mentality: Are we programmed to make bad decisions?: Comstock/Getty Images
Middle schoolers navigate transitional tween years: ZZ/Alamy
The Teen Brain: It’s Just Not Grown-Up Yet: ©Fotolia
Failure Is Your Friend: A New Freakonomics Radio Podcast: ©tlorna/Shutterstock
Children should be allowed to get bored, expert says: ©akulamatiau/Fotolia
Our privacy is for sale, we have to accept that. But what’s the price tag?: Liquidlibrary/Jupiterimages/Getty Images
What Is Diffusion of Responsibility?: ©Katrina Brown/Shutterstock
Teaching Teenagers to Cope With Social Stress: ©godfer/Fotolia
Good news for teen voting: ©Hill Street Studios/Blend Images/Getty Images

Anne Frank’s Legacy ©Shutterstock

Anne Frank’s arrest might not have stemmed from betrayal: ©feije/iStock/Getty Images
Israel donates hundreds of Anne Frank books to Tokyo libraries after vandalism: ©Martin Child/Photodisc/Getty Images
The Sapling Project: ©Lawrence M. Sawyer/Photodisc/Getty Images
Who betrayed Anne Frank? New probe launched by ex-FBI agent: ©Pressmaster/Shutterstock
Anne Frank: Jupiterimages/Getty Images
Holocaust Remembrance Day Grows Roots: Anne Frank & the Sapling Project: ©Stephanie Friedman/Houghton Mifflin Harcourt
My Attempt to Free Anne Frank’s Diary: Comstock/Getty Images
World’s awkward silence over Rohingya genocide warnings: ©Corbis
United States Holocaust Memorial Museum: ©Corbis
The Secret Annex Online: ©Don Farrall/Photodisc/Getty Images
Anne Frank’s diary is now free to download despite copyright dispute: Stockbyte/Getty Images
Controversy over plan to name train after Anne Frank: Goodshoot/Jupiterimages/Getty Images
Proudly Bearing Elders’ Scars, Their Skin Says ‘Never Forget’: ©Corbis
Anne Frank at 85: What would she have become had she lived?: ©Getty Images
Two Perspectives: Description of the people in hiding: ©artkamalov/Shutterstock
A Holocaust Survivor’s Digital Doppelgänger: Jupiterimages/Getty Images
I’ve Been Haunted by Anne Frank’s Memory for So Long: ©deckert/Fotolia
My Life in France, 1939 – 1945: ©Victoria Smith/Houghton Mifflin Harcourt
Countrymen: The Untold Story of How Denmark’s Jews Escaped the Nazis—review: ©Teri Dixon/Photodisc/Getty Images
Poland’s president says he will sign controversial Holocaust bill: ©INSADCO Photography/Alamy

The Value of Work ©Shutterstock

Everyone Benefits when Middle School Students Volunteer: ©mangostock/Fotolia
Why Taking Breaks Will Help You Get More Work Done: ©Aaron Amat/Shutterstock
Today’s Teens: More Materialistic, Less Willing to Work: Purestock/Getty Images
How to Develop a Work Ethic and Be an Amazing Employee: ©Beau Lark/Fancy/Corbis
5 Ways to Find Career Ideas: Image Source/Getty Images
Local girl collects shoes, makes a world of difference: Comstock/Getty Images
Debunking The Millennials’ Work Ethic “Problem”: Brand X Pictures/Jupiterimages/Getty Images
3 Awesome Teen Entrepreneurs Who Will Put You to Shame: ©Push Pictures/Somos Images/Corbis
Cool Jobs (That Pay!): Comstock/Getty Images
This 14-year-old turned down a $30M buyout offer: ©Houghton Mifflin Harcourt
African-American Girl Blazing a Trail Through Chess: ©Corbis
From World’s Fair to Maker Faire: Isaac Asimov: ©Liz Boyd/Alamy
The fading of the teen summer job: ©gchutka/
Sorry, Strivers: Talent Matters: ©Svemir/
Seven Time Management Strategies from Some Brilliant Teenage Prodigies: ©Sam Dudgeon/Houghton Mifflin Harcourt
How Hard Is It for Teenagers in Your Community to Get a Job?: Adam Gault/Digital Vision/Getty Images
Cool Jobs: Sports Science: ©Exactostock/SuperStock
Without Janitors, Students Are in Charge of Keeping School Shipshape: Photodisc/Getty Images
Is 8th Grade Too Early to Pick a Career?: ©Monkey Business Images/Shutterstock
Most Americans Would Still Work After Lottery Win—Would You?: ©Brand X Pictures/Alamy

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
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
9/11 Memorial: Nathan Blaney/Photodisc/Getty Images
How do you fix a polarized D.C.? Here are three ways.: ©Digital Vision/Getty Images
Playing Nicely with Others: Why Schools Teach Social Emotional Learning: Bananastock/Jupiterimages/Getty Images
Ad of the Day: Flyers Reach Across the Aisle: ©Corbis
The Orchestra Playing for Peace: ©Ferenc Szelepcsenyi/Alamy
Students Take Hijab Challenge: ©Weronica Ankarörn/Houghton Mifflin Harcourt
Reel Life: The mesmerizing saga of “56 Up”: ©Brand X Pictures/Getty Images
12 issues almost all Americans agree on: ©Corbis
Apartheid: ©Corbis
Our war-torn world needs a new mediating body to resolve conflicts: ©iurii/Shutterstock
Gypsies, Roma, Travellers: An Animated History: ©Corbis
Why not everyone feels the same emotions from the same music: ©Digital Vision/Getty Images
In polarized political climate, study finds common ground: ©Doug Menuez/Photodisc/Getty Images
Oklahoma City National Memorial and Museum: ©Corbis
U.S. public seldom has welcomed refugees into country:
Empathize with Your Political Foe: ©Artville/Getty Images

The Struggle for Freedom ©Shutterstock

Apartheid’s roots: The Natives Lands Act: Jupiterimages/Getty Images
Remembering Nina Simone as a Siren and Powerful Civil Rights Activist: Image Source/Getty Images
‘This is a civil rights movement that needs to have its due’: 25 years after the ADA: ©Eric Camden/Houghton Mifflin Harcourt
Racial Bias in Medicine Leads to Worse Care for Minorities: Houghton Mifflin Harcourt
Few Artifacts of the Transatlantic Slave Trade Still Exist. These Iron Blocks Help Tell That Gut-Wrenching Story: © Images
In northern Mali, music silenced as Islamists drive out artists: ©Max Power/Fotolia
Book Review: Ghosts of Revolution: Stockbyte/Getty Images
The Rohingya Crisis: ©Corbis
Dying for Freedom: ©Corbis
“These Things Are My Father”: Letters Are All That’s Left Of Gulag Prisoners: ©Comstock/Jupiterimages/Getty Images
Brother Outsider: Hisham Ibrahim/Photodisc/Getty Images
Who is Martin Luther King Jr. to us, 50 years later?: ©Image Source/Getty Images
Japanese-American Relocation: ©Corbis
Widow of Murdered Civil Rights Leader Medgar Evers Moves Beyond Hatred:
Women’s rights under Iran’s revolution: ©Monica Lau/Photodisc/Getty Images
Text of Ex-Slave’s Letter to His Former Master: Library of Congress
LBJ Civil Rights Gambit Set Stage for Modern Maneuver: LBJ Library photo by Cecil Stoughton/Lyndon Baines Johnson Library and Museum
Shifting Gears: ©Digital Vision/Getty Images
How Did Ex-Slave’s Letter to Master Come to Be?: ©U.S. National Park Service
NAACP: A Century in the Fight for Freedom: ©Library of Congress

The Bonds Between Us Photodisc/Getty Images

The Japanese Festival of the Dead: Obon: ©Akira Kaede/Photodisc/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
I survived a terrorist attack. Here’s what I learned.: Image Source/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
Play Me, I’m Yours: Images
Are Family Traditions Important?: Stockbyte/Getty Images
iCivics: ©Max Power/Corbis
Oxytocin: Facts About the “Cuddle Hormone”: Photodisc/Getty Images
Urban Farms Herald Green City ‘Revolution’: Compassionate Eye Foundation/Steven Errico/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
Dolphins Have “Names,” Respond When Called: Photodisc/Getty Images
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/

Sweet Sorrow Photodisc/Getty Images

Elizabethan Theatre Conventions: ©Tracy Whiteside/Shutterstock
Romeo, Romeo, what’s Julian Fellowes done to you?: ©Sam Dudgeon/Houghton Mifflin Harcourt
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
Ten Out-of-the-Ordinary Valentine’s Day Customs: ©Corbis
Science of Love: Heartbreak: ©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/
‘Gnomeo & Juliet’: Shakespeare, Cheerfully Plastered: ©Pixtal/Age Fotostock
On Bridges in Paris, Clanking with Love: Comstock/Getty Images
Shakespeare Inspired Robben Island Inmates, Including Mandela: Stockbyte/Getty Images
Juliet’s Wall Graffiti: ©Corbis
Can You Die of a Broken Heart?: ©Alamy
How to make someone fall in love with you, according to science: ©Getty Images
Two seniors reconnect after 50 years, getting married today: ©Corbis
If Romeo and Juliet had cellphones . . .: Stockbyte/Getty Images
New Apps for Help Reading Shakespeare: ©Terry Vine/Blend Images/Getty Images
When the Words Stopped: Jupiterimages/Getty Images
Pont des Arts love locks removed after Parisians lose affection for eyesore: ©Corbis
Cupid under the microscope: ©Digital Vision/Getty Images

A Matter of Life or Death National Archives and Records Administration

Motherboard Knows Best: Should a Computer Make Life-or-Death Decisions?: ©Javier Larrea/Pixtal/Age Fotostock
Helping Fellow Plane Crash Survivors Has Changed My Life: Photodisc/Getty Images
The Possibilian: Brand X Pictures/Getty Images
A psychologist explains the limits of human compassion: ©Valter Dias/Shutterstock
The Aleppo Project: ©Sami Sarkis/Photodisc/Getty Images
‘Life is beautiful’: ©Houghton Mifflin Harcourt
Survival Exercise Scenarios: ©skodonnell/
Health insurance can make a life or death difference, study says: ©megaflopp/Shutterstock
Shark Attack Survivors Unite to Save Sharks: Jupiterimages/Getty Images
Sherpas Take Steep Risks for Life-Changing Pay: ©granitepeaker/Fotolia
“I work as a paramedic in Sydney. What do you want to know?”: Jupiterimages/Getty Images
Between Boredom and Terror: One U.S. Soldier’s Letters from Afghanistan: Jupiterimages/Getty Images
Titanic’s 100th Anniversary: 6 Survivor Stories: Glowimages/Getty Images
How It Works: Putting Humans in Suspended Animation: ©Corbis
Marie Colvin obituary: U.S. Army
Anne Frank, and America’s dangerously shallow understanding of the Holocaust: ©Corbis
Teen Refugee: Prince Charming Is Dead: Stockbyte/Getty Images
10 Lucky Celebrities Who Escaped Disaster: Jupiterimages/Getty Images
“I Was a Nazi, and Here’s Why”: ©Corbis
Who lives longest? CIA’s top 20 nations for life expectancy: ©Corbis

Heroes and Quests ©Corbis

Our Storied Lives: The Quest for ‘Something More’: ©Corbis
Odyssey’s End?: The Search for Ancient Ithaca: ©Corbis
The heroes of the French train attack have given us all a gift—hope: Goodshoot/Jupiterimages/Getty Images
Fridtjof Nansen: ©Nigel Reed/Alamy
Odysseus’ Journey: MedioImages/Getty Images
The Girl Who Swims With Sharks: ©Mika Specta/Fotolia
5 Qualities of Incredibly Heroic Leaders: Jupiterimages/Getty Images
Shackleton’s Ad – Men Wanted for Hazardous Journey: ©The Studio Dog/Photodisc/Getty Images
Land of Odysseus: Stockbyte/Getty Images
Teen Pilot and Dad Killed in Fatal Flight Inspire Donors: Photodisc/Getty Images
SETI Reborn: The New Search for Intelligent Life: ©Kim Steele/Photodisc/Getty Images
Jade Hameister Responds to Internet Trolls by Making a Sandwich at the South Pole: ©Juanmonino/E+/Getty Images
The Coldest Journey: ©Corbis
Risking It All for Science: Stockbyte/Getty Images
Stark images of Shackleton’s struggle: ©Gentoo Multimedia Limited/Shutterstock
How to survive inside one of Earth’s deadliest volcanoes: Michael T. Sedam/Corbis
Discovery Rekindles Wish for a Journey to the Stars: NASA
Are All Movie Heroes the Same Person?: Photodisc/Getty Images
Cyclops Myth Spurred by “One-Eyed” Fossils?: Justin Kase z05z/Alamy
The female code-breakers who were left out of history books: Chad Baker and Ryan McVay/Digital Vision/Getty Images

Grade 10

Ourselves and Others Image Source/Getty Images

The Museum of Tolerance: ©bojorgensen/Fotolia
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
The Team: Better Together: ©Sam Dudgeon/Houghton Mifflin Harcourt
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
‘Going with the Crowd’ Causes Us to Make the Wrong Choices: ©Creativemarc/Shutterstock
Student Expression in Public Schools: ©Dan Thornberg/
Want grandma to know Siri from a selfie? This teen can help.: ©Aldo Murillo/ Images
You’re Wrong! I’m Right!: ©Houghton Mifflin Harcourt
Agreeing to Disagree: © Victoria Smith/Houghton Mifflin Harcourt
Why Twitter Influences Cross-Cultural Engagement: ©Zurijeta/Shutterstock
Pay It Forward Day: ©Andrey Bandurenko/Fotolia
Flag Burning and Free Speech: Comstock/Getty Images
Immigration: Assimilation and the measure of an American: ©AR Images/Shutterstock
Do You Believe in Magic?: ©Steve Cole/Photodisc/Getty Images
A New House in the Old Country: Rubberball/Getty Images
Conquering Cliques in School: Artville/Getty Images

The Natural World Carson Ganci/Design Pics Inc/Alamy

Fake-Nature: © HMCo.
Technology That Imitates Nature: ©stocksnapper/ Images
Biblical bee-keepers picked the best bees: ©StudioSmart/Shutterstock
12 Surprising Facts About Starfish: ©Tony Sweet/Digital Vision/Getty Images
How Colony Collapse Disorder Works: ©Irochka/Fotolia
Using nature’s genius in architecture: Ted Foxx/Alamy
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
Planetary Science: Caught in the Act: ©Corbis
Theodore Roosevelt and the Environment: ©Houghton Mifflin Harcourt
Tardigrades—the microscopic, oddly cute toughest animals on Earth—explained: ©Hero Images/Getty Images
Aquatic Habitats: ©David Parsons/
Tasmanian devil milk fights superbugs: ©Patsy A. Jacks/Shutterstock
How can we save our dying coral reefs?: Darryl Leniuk/Digital Vision/Getty Images
The staggeringly large benefits of conserving nature: Jupiterimages/Getty Images
‘Pirate spiders’ make a living by preying on other spiders: ©JONATHAN PLANT/Alamy
Brazilian Explorers Search “Medicine Factory” to Save Lives and Rainforest: Comstock/Jupiterimages/Getty Images
The Animal Self: ©goldenangel/Shutterstock
National Parks: Ken Burns on why they were America’s best idea: ©Paolo Negri/Exactostock/SuperStock
Invasive Species: ©Vitalii Hulai/ Images

Responses to Change ©Fotolia

Four Pulitzer-winning takes on the rise of Adolf Hitler: ©Corbis
Thinking of Home Makes It Harder to Learn a Foreign Language: Hill Street Studios/Blend Images/Corbis
How a Technology That Helped Settle the West Became Known as the “Devil’s Rope”: Steve Roe - Images
California’s wildfires are not “natural” — humans made them worse at every step: ©Corbis
Scientists just accidentally discovered a process that turns CO2 directly into ethanol: ©Martin McCarthy/E+/Getty Images
Teenage brains in the digital world: Photodisc/Getty Images
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/
Climate Change Is Inevitable — It’s Time to Adapt: ©
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
A Youth Renaissance for Native Americans: Nancy G Photography/Alamy
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/
With teen mental health deteriorating over five years, there’s a likely culprit: ©Image Source/Getty Images
Inside the Teenage Brain: ©Digital Vision/Getty Images
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

The Decline of Violence: ©Digital Vision/Getty Images
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
Is Blind Hiring the Best Hiring?: ©Photodisc/Getty Images
Dead Reckoning or Pilotage?: ©National Geographic Image Collection/Alamy
Have Egyptologists found Nefertiti’s long-lost tomb?: ©Corbis
How 3-D Glasses Work: Photodisc/Getty Images
How Night Vision Works: ©
What Is Infrared?: ©Houghton Mifflin Harcourt
Ada Lovelace, the First Tech Visionary: ©Jonathan Lim Yong Hian/Fotolia
The Evolution of the Human Eye: ©Nick Koudis/Photodisc/Getty Images
Glasses Packed With Smartphone Tech Could Help Visually Impaired People ‘See’ Again: ©Shutterstock
Overexposed? Camera Phones Could Be Washing Out Our Memories: ©Digital Vision/Getty Images
Mathphilic: ©Fernando Batista/
What Is Schizophrenia?: Jupiterimages/Getty Images
Why Seeing (the Unexpected) Is Often Not Believing: Photodisc/Getty Images
Overview: ©Digital Vision/Getty Images
Einstein’s gravitational waves ‘seen’ from black holes: Photodisc/Getty Images
Selfie face distortion is driving people to get nose jobs: ©Maridav/Shutterstock

Absolute Power Photodisc/Getty Images

Macbeth Defeated at Dunsinane: ©Joe Cornish/Digital Vision/Getty Images
Modern ‘Macbeth’ spills blood in the kitchen: Photodisc/Getty Images
Toil and Trouble: The Curse of Macbeth: ©Leonard Mc Lane/Digital Vision/Getty Images
The “Scottish” Play: ©Digital Vision/Getty Images
All Power Tends to Corrupt: Bilderbuch/Design Pics/Corbis
An Interview with Poet Patricia Smith: ©hxdbzxy/Shutterstock
“Macbeth” Movie Review:
The Crucial Difference Between a Good Person and a Good Leader: ©Jose Luis Pelaez Inc/Blend Images/Getty Images
How Dictators Come to Power in a Democracy: National Archives and Records Administration
Why Shakespeare Matters: Joshua Ets-Hokin / PhotoDisc / Getty Images
Hurricane Katrina: Facts, Damage, and Aftermath: ©Fotolia
Top 5 Worst Dictators:
When Satire Becomes Art: Library of Congress
The Tank Man: ©Corbis
Re-imagining Shakespeare’s plays in virtual reality game: Photodisc/Getty Images
Toil and Trouble: A Troubling Turn on Shakespeare’s Macbeth: Photodisc/Getty Images
Macbeth’s curse: study identifies link between sleeplessness and paranoia: Paul Burns/Digital Vision/Getty Images
Feeling powerless increases the weight of the world . . . literally: ©Victoria Smith/Houghton Mifflin Harcourt
Oscars: “The Look of Silence”: ©Cartesia/Photodisc/Getty Images
Hurricane Katrina: Stocktrek/Jupiterimages/Brand X/Alamy

Hard-Won Liberty National Archives and Records Administration

The Angry Martin Luther King:
LIBERTY! The American Revolution: ©Houghton Mifflin Harcourt
Josephine Baker—A French and American Hero: ©Corbis
Plessy and Ferguson: Descendants of a divisive Supreme Court decision unite: Liquidlibrary/Jupiterimages/Getty Images
The night I helped my mother escape North Korea: ©Houghton Mifflin Harcourt
Decades Later, Photographer Searches for Gandhi’s Legacy: ©popovaphoto/
Saudi Arabia elects up to 17 female councilors in historic election: ©Patrik Dietrich/Fotolia
Quiz: What’s Your Freedom Type?: ©Gary/Fotolia
The Color of Justice: ©Corbis
Freedom of the Mind: ©Corbis
How the Arab Spring Became the Arab Cataclysm: ©freshidea/Fotolia
Spring Awakening: How an Egyptian Revolution Began on Facebook: ©DeiMosz/Shutterstock
Juneteenth: A New Birth of Freedom: Library of Congress
South Sudan: Jupiterimages/Getty Images
A Ride Home from Prison: ©S. Alden/PhotoLink/Photodisc/Getty Images
Ideas Cost Peace Prize Winner Freedom: ©hepatus/E+/Getty Images
Why did Gandhi march 240 miles for salt?: ©Houghton Mifflin Harcourt
Living under ISIS rule—and then escaping it: Artville/Getty Images
American Roots of the Indian Independence Movement: Stockbyte/Getty Images
American Experience: Freedom Riders: Blend Images/ColorBlind Images/Getty Images

Grade 11

Coming to America ©Visions of America, LLC/Alamy

The Peopling Of America: moodboard/SuperStock
Can an iPhone App Help Save an Endangered Language?: ©scanrail/iStockphoto.comGetty Images
As pope evokes nation of immigrants, a report shows it’s not reflected in Congress: ©emkaplin/Fotolia
Why American Cities Are Fighting to Attract Immigrants: Jeremy Woodhouse/Photodisc/Getty Images
Plimouth Plantation: ©Fotolia
Tales of Migration Explore Modern-Day Odysseys and ‘Hyphenated Identities’: ©Comstock Images/Getty Images
How Alaska Natives created an Xbox game to preserve, spread their culture: ©JGI/Jamie Grill/Blend Images/Getty Images
Immigration In Esports: Do Gamers Count As Athletes?: ©Blend Images/Shutterstock
Mayflower: Deconstructed: ©Shutterstock
Illegal Immigration Solutions – Pros and Cons: Historical Timeline: ©Houghton Mifflin Harcourt
Joy Harjo: ©STEPHEN ST. JOHN/National Geographic Stock
L.A. County formally replaces Columbus Day: ©Neil Beer/Photodisc/Getty Images
Hernando de Soto: ©Wikimedia Commons
Archaeologists Are Hunting for the Lost French Fleet That Nearly Conquered Spanish Florida: Library of Congress
Immigration Fears Not New in US History: Photos: ©Gary/Fotolia
Reconsidering The Pilgrims, Piety And America’s Founding Principles: © Images
Edward Curtis: Photographing the North American Indian: Comstock / Getty Images
How to Talk About America’s Newest Arrivals: Images
Play Ball!: Colonial Games and America’s National Pastime: Tetra Images/Alamy
Ellis Island: ©Gary/Fotolia

Building a Democracy ©Karl Kost/Alamy

Phillis Wheatley: Jupiterimages/Getty Images
Dunmore’s Proclamation: A Time to Choose: ©VisionsofAmerica/Joe Soehm/Digital Vision/Getty Images
Top 10 Ben Franklin Inventions: ©Corbis
John Dickinson during the Continental and Confederation periods: ©silver-john/Shutterstock
James Madison: ©Craig Brewer/Photodisc/Getty Images
Last Men of the Revolution: ©Comstock/Getty Images
Patriotism on Broadway: ©Fer Gregory/Shutterstock
Revolutionary War army comes to life in newly discovered painting: ©Victorian Traditions/Shutterstock
Dirty Little Secret: VisionsofAmerica/Joe Soehm/Digital Vision/Getty Images
Where would we be without George Washington?: Comstock/Getty Images
Making Maps Under Fire During the Revolutionary War: ©Corbis
On this day, the Boston Massacre lights the fuse of revolution: ©Denis Tangney Jr/Photodisc/Getty Images
Revolutionary Limits: Native Americans: ©Houghton Mifflin Harcourt
When the United States Spoke French: Stockbyte/Getty Images
Patrick Henry Biography: Brand X Pictures/Getty Images
Patrick Henry Smells a Rat: ©Craig Brewer/Photodisc/Getty Images
Compromise 1: Philadelphia Story: ©Pixtal/Age Fotostock
What’s Wrong With This Picture?: ©Wikimedia Commons
The Epidemic That Revolutionized Medicine And American Politics: Image Source/Getty Images
Phillis Wheatley Biography: © Iimages

The Individual and Society Photodisc/Getty Images

A Dual Mission: ©Digital Vision/Getty Images
Aziz Ansari Goes to India: ©Aivar Mikko/Alamy
The Gold Rush of 1849: ©optimarc/Shutterstock
War of 1812: Prints and Photographs Division, Library of Congress
Bitter Sweets: joSon/Digital Vision/Getty Images
The Lesson of the Power Loom: Images
Walt Whitman’s war: Creatas / Getty Images
Ralph Waldo Emerson: ©S. Solum/PhotoLink/Photodisc/Getty Images
Walden Pond State Reservation: ©Digital Vision/Getty Images
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
Emily Dickinson Collection: ©Galushko Sergey/Shutterstock
In ‘All the Wild That Remains,’ David Gessner illuminates two great writers on the American West.: ©Marco Brivio/Photographer's Choice RF/Getty Images
English Speakers Increasingly Use Self-Centered Words Like ‘Get’ And ‘Choose’: ©Diyosa Carter/Flickr/Getty Images
Did John Deere’s Best Invention Spark a Revolution or an Environmental Disaster?: ©C. Borland/PhotoLink/Photodisc/Getty Images
America’s First Me Generation: ©Lana Isabella/Flickr Open/Getty Images
Edgar Allan Poe – Mini Biography: Jupiterimages/Getty Images
Why We Need the Wild: ©Terry J Alcorn/
Wheat People vs. Rice People: ©Image Plan/Corbis

A New Birth of Freedom ©Corbis

The Fight for Women’s Suffrage: ©Library of Congress
The Lost History: Help Us Find the Declaration of Sentiments: ©James P. Blair/Photodisc/Getty Images
Black Leaders During Reconstruction: ©Ilene MacDonald/Alamy
PRO AND CON: Should Confederate monuments be removed?: ©Corbis
A Time of Reckoning:
A Cutting-Edge Second Look at the Battle of Gettysburg: ©Getty Images
A Civil War journal, up close and personal: ©Susan Law Cain/Shutterstock
3 Reasons Why Chinese Workers Were the MVP’s on the Transcontinental Railroad: HemeraTechnologiesJupiterimages/Getty Images
Ida B. Wells: Library of Congress
‘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
Where the Buffalo No Longer Roamed: ©Getty Images
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
“Slaves of the Marriage Union”: ©Corbis
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

An Age of Realism ©Houghton Mifflin Harcourt

Jacob Riis: Shedding Light On NYC’s ‘Other Half’: Museum of the City of New York
Nellie Bly Biography: ©Sergiy Serdyuk/Fotolia
Baseball in America, Part II: Gilded Bats and Balls: Jupiterimages/Getty Images
Mind Ablaze: ©Chaikovskiy Igor/Shutterstock
Greed Isn’t Good: Wealth Could Make People Unethical: ©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
Women’s Athletics a Battle for Respect: ©Corbis
The Challenges and Opportunites of 21st Century Muckracking: ©Dennis MacDonald/Alamy
Investigative journalism finds a new outlet: the stage: ©aerogondo2/Shutterstock
Jack London’s mark on literature: ©Corbis
The Women ‘Computers’ Who Revolutionized Astronomy: ©Cardens Design/Shutterstock
Jack London Biography: ©AleksandarGeorgiev/
Robber barons and silicon sultans: ©C. Borland/PhotoLink/Photodisc/Getty Images
In the Gilded Age, Americans loved and feared the railroad companies — and it can teach Big Tech a valuable lesson: ©FotograFFF/Shutterstock
Mark Twain’s Interactive Scrapbook: ©Folio/Alamy
Lessons From Vanderbilt And Rockefeller: Know Your ‘One Big Thing’: Dynamic Graphics / Getty Images
Reform the Nation’s Food System: ©Monty Rakusen/cultura/Corbis
This Mysterious Event Led to the Spanish-American War: ©Houghton Mifflin Harcourt

The Modern World Photodisc/Getty Images

The Harlem Renaissance: Thinkstock/Jupiterimages/Getty Images
How did the advent of television impact politics?: ©PhotoLink/Photodisc/Getty Images
Vietnam War Protests: ©Christopher Penler/Alamy
Stock Market Crash of 1929: Image Source/Getty Images
Welcome to the Matrix: Are Humans Just a Computer Simulation?: Photodisc/Getty Images
Kent State Incident: Photodisc/Getty Images
Robert Frost Biography: ©Radius Images/Corbis
Greenpeace faults many tech giants for environment impact: ©Atanas Bezov/Getty Images/
Is the Internet Hurting Children?: ©Digital Vision/Getty Images
Double-Bind: Three Women of the Harlem Renaissance: Stockbyte/Getty Images
The Many Ethical Implications of Emerging Technologies: ©David Selman/Corbis
Build-a-brain: ©Andrea Danti/Fotolia
The AI Revolution Is On: Dynamic Graphics/Getty Images
Can Museums and Other Institutions Keep up With Digital Culture?: Goodshoot/Jupiterimages/Getty Images
How America’s Leading Science Fiction Authors Are Shaping Your Future: ©fongfong/Shutterstock
A Deeper Look at the Politicians Who Passed the Civil Rights Act of 1964:
Growing Up Colored: ©Larry Mulvehill/Corbis
The Football Genius of F. Scott Fitzgerald: Photodisc/Getty Images
Two steps forward, one step back: how World War II changed how we do human research: ©PhotoLink/Photodisc/Getty Images
How smart cities can create their own poetry – tech podcast: ©Devin_Pavel/Shutterstock

Grade 12

Chasing Success ©Andres RodriguezFotolia

Don’t think too positive: Stockbyte/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
What Americans Keep Ignoring About Finland’s School Success: SuperStock RF/SuperStock
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
What If the Secret to Success Is Failure?: ©Digital Vision/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:
Why Ambition Could Make You Rich, but Not Happy: ©Corbis
Good Art Is Popular Because It’s Good. Right?: Eyewire/Getty Images
Three of the Best-Kept Secrets for College Success: ©237/Paul Bradbury/Ocean/Corbis
About Eugene O’Neill: Jupiterimages/Getty Images
Why Are Superachievers So Successful?: Images
The Science of Setting Goals: liquidlibrary/Jupiterimages/Getty Images
7 Methods To Overcome Your Fear of Failure: ©Corbis
Is Music the Key to Success?: ©Simon Potter/cultura/Corbis

Gender Roles ©Fotolia

How To Get Dads To Take Parental Leave? Seeing Other Dads Do It: ©C. Lee/PhotoLink/Photodisc/Getty Images
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
You Can Give a Boy a Doll, but You Can’t Make Him Play with It: Photodisc/Getty Images
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
How Can Women Gain Influence in Hollywood?: ©Fotolia
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
Wives are partly to blame for the fact that men won’t take ‘female’ jobs, professor says: ©Corbis
Where the Boys Are Not: ©Carlos Hernandez/Westend61/Corbis
The Female Thor and the Female Comic-Book Reader: ©Diverstudio/
This year marks a new language shift in how English speakers use pronouns: ©alexmillos/Shutterstock
Wonder Women have been smashing the patriarchy since classical times: ©Stephen Chung/Shutterstock
Women Have Been Part of U.S. Combat for Years, Although Not on Front Lines: Thinkstock Images/Jupiterimages/Getty Images
When Did Girls Start Wearing Pink?: Photodisc/Getty Images
The North Carolina Way: Tim Pannell/Corbis
When Girls Studied Planets and the Skies Had No Limits: ©Tomi/PhotoLink/Photodisc/Getty Images

Voices of Protest National Archives

Vietnam War Protests: ©Corbis
‘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
Tiananmen Square, Then and Now: ©Paul Merrett/Fotolia
About Thoreau: ©Richard Nowitz/National Geographic/Getty Images
Fast-food workers strike, seeking $15 wage, political muscle: ©Mark Wineman/Getty Images/
How Jonathan Swift Attacked Fake News: Jupiterimages/Getty Images
Why We Protest: ©Zoe/Fotolia
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
Olympic Athletes Who Took a Stand: Inspirestock/Corbis
How a Ragtag Band of Reformers Organized the First Protest March on Washington, D.C.: R. Morley/PhotoLink/Getty Image
Uprooted: ©DLILLC/Corbis
Fans Sticking It to the Man: Sports Edition: ©Brasil2/
Aung San Suu Kyi Biography: ©Tim Hall/Photodisc/Getty Images
‘Next Stop Is Vietnam’: A War In Song: Liquidlibrary/Jupiterimages/Getty Images
Ai Weiwei – from criminal to art-world superstar: ©Spondylolithesis/ Images
A Harvard study identified the precise reason protests are an effective way to cause political change: ©Comstock Images/Jupiterimages/Getty Images

Seeking Justice, Seeking Peace Comstock/Jupiterimages/Getty Images

The Israeli-Palestinian basketball teams that are breaking all barriers: Photodisc/Getty Images
Art in the aftermath: healing the victims of trafficking and slavery: ©Don Couch/Houghton Mifflin Harcourt
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
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
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
On Forgiveness: Jupiterimages/Getty Images
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
High and Inside: Morality and Revenge in Baseball: ©alens/Shutterstock
The Complicated Psychology of Revenge: ©Corbis
Conflict resolution: Wars without end: Scott R Larsen/Flickr/Getty Images
Forgiveness: Letting go of grudges and bitterness: ©Elenathewise/
Opinion: Why Nazi Hunting is Still a Worthy Pursuit: ©Corbis
Victims Confront Offenders, Face To Face: ©Corbis
Anti-violence programs shut down as Chicago shootings climb: ©Kent Knudson/PhotoLink/Photodisc/Getty Images
Activist climbs a mountain to raise funds for youth peace center in Chicago: ©Purestock/Getty Images

Taking Risks ©Deddeda/Design Pics/Corbis

Extreme sports: What are the risks?: ©Germanskydiver/Shutterstock
28 Years Ago, Challenger Shuttle Disaster Gave NASA Painful Lesson: ©Corbis
Wild Things Next Door: Dangers of Exotic Pets: Images
Hurricane Harvey shows benefits, risks of turning to social media in disaster: ©PhotoLink/Photodisc/Getty Images
Challenger Disaster: courtesy of NASA
Should I let my child take more risks?: Image Source/Getty Images
Why Success Makes Us Risk Averse: ©Goran Djukanovic/Shutterstock
5 wild risks taken by top entrepreneurs: ©Houghton Mifflin Harcourt
Sacrifice Amid the Ice: Facing Facts on the Scott Expedition: ©Raldi Somers/Fotolia
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
Who Takes Risks?: ©Shutterstock
The Fallen Heroes of Human Spaceflight: Photodisc/Getty Images
The Overprotected Kid: ©wibs24/
The Risky Side of Creativity: Domain Specific Risk Taking in Creative Individuals:
Philippe Petit: ©Corbis
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

Finding Ourselves in Nature ©Corbis

Minneapolis author Louise Erdrich finds writing humor is the ‘hardest thing’: ©Teri Dixon/Photodisc/Getty Images
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
Nature in Chinese Culture: ©Irina Afonskaya/Shutterstock
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
New Study Analyzes Heavy Metal Dancing: ©1bestofphoto/Alamy
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
Innovative Audubon Program Connects Elders with Alzheimer’s to the Outdoors While Creating Healthy Bird Habitats: ©Steve Byland/Fotolia
‘Wild’ film prompts surge in interest in Pacific Crest Trail: ©ImageSource/Age Fotostock
Environmental art is on the rise – with a little help from Leonardo DiCaprio: ©bikeriderlondon/Shutterstock
Nature: Closer Than It Seems: ©bo1982/ Images
As We Seek Nature, We Wall It Out: ©Cristina Lichti/Flickr/Photolibrary
Faulkner of Oil Country: Rick Bass Talks New Novel: Comstock/Getty Images
Obama gets personal with Yosemite in speech, long hike: ©Tracy Barbutes/Design Pics/Corbis
We Are Wired To Be Outside: ©DAJ/amana images inc./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 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
What Is the Appropriate Voting Age?: ©Blend Images - Hill Street Studios/Brand X Pictures/Getty Images
Was Christopher Columbus a Hero or an Invader?: ©Pixtal/Age Fotostock