Photo Credits

Grade 6


Facing Fear BananaStock/Jupiterimages/Getty Images

Your Worst Nightmares: 10 Spine-Tingling Phobias: ©jaclynwr/iStockphoto.com
Fear Factor Gene Discovered: ©CLIPAREA l Custom media/Shutterstock
Why Are People So Afraid of Sharks?: ©Nantawat Chotsuwan/Shutterstock
What Fear Can Teach Us: ©ollyy/Shutterstock
Teens Against Bullying: Image 100/Jupiterimages/Getty Images
Fear prompts teens to act impulsively: Brand X Pictures/Getty Images
Acrophobia: Ragnar Schmuck/fStop/Getty Images
Facebook Catches Two Chatbots Speaking Their Own Language: ©ThomasVogel/Getty Images
How Can Adrenaline Help You Lift a 3,500-Pound Car?: ©Digital Vision/Getty Images
10 Common Nightmares: ©Stockbyte/Getty Images
“Brave Man’s” glass bridge offers vertigo-inducing views: Visions of America, LLC/Alamy
Lightning: Artville/Getty Images
Searching the Brain for the Roots of Fear: ©Redmond O. Durrell/Alamy
Phobias may be memories passed down in genes: ©Getty Images
10 Signs That You Might Have Fear of Failure: ©Cardinal/Corbis
Mountains out of Molehills: ©Houghton Mifflin Harcourt
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

Animal Intelligence ©Digital Vision/Getty Images

Citizen scientists contribute to dog research: Don Mason/Blend images/Getty Images
The CIA’s Most Highly-Trained Spies Weren’t Even Human: ©Corbis
African Bird “Cries Wolf” to Steal Food: Jupiterimages/Getty Images
Man’s Best Friend: The Science Behind the Dog and Human Relationship: ©Ryan McVay/Photodisc/Getty Images
Animal Minds: Nancy Nehring/Photodisc/Getty Images
Sorry, dolphins aren’t uniquely intelligent: ©imagebroker/Alamy
Masters of Undersea Camouflage: ©Krzysztof Wiktor/Shutterstock
An IQ test for animals?: Creatas / Getty Images
How Guide Dogs Work: ©iStockphoto.com
Canine combat vet guards Pentagon halls: Photodisc/Getty Images
Does Your Dog Really Love You?: Comstock/Getty Images
Are Pigs as Smart as Dogs, and Does It Really Matter?: ©Digital Vision/Getty Images
Elephants Outwit Humans During Intelligence Test: Richard van Kesteren/Alamy
A Song for the Horse Nation: ©Fadyukhin/iStockphoto.com
Flamingos Apply “Makeup” to Impress Mates: ©Purestock/Jupiterimages/Getty Images
How Animal Camouflage Works: ©Jim Keir/Alamy
First Proof That Wild Animals Really Can Communicate With Us: © searagen / Alamy
Elephants Give a Helping Trunk: Brand X Pictures/Getty Images
18 Really Interesting Facts You Didn’t Know About Humpback Whales: Creatas / Getty Images
Opinion: We Didn’t Domesticate Dogs. They Domesticated Us.: ©Cybernesco/iStockphoto.com

Dealing with Disaster ©Corbis

Be Red Cross Ready: TRBfoto/PhotoDisc/Getty Images
Earthquakes, Megaquakes, and the Movies: Lights! Cameras! Disaster!: ©STILLFX/Shutterstock
What Will Really Happen When San Andreas Unleashes the Big One?: ©FEMA News Photo/Federal Emergency Management Agency
What Would Happen If Yellowstone’s Supervolcano Erupted?: ©Idamini/Alamy
A Brief History of the Exxon Valdez Disaster: ©wim claes/Shutterstock
How Wildlife Survives Hurricanes: ©Warren Faidley/Corbis
Floods, Fires, Storms are Fodder for Centuries of Poems: ©Corbis
Dramatic Video Shows Deadly Tsunami Hitting Greenland: ©oversnap/iStockphoto.com
Titanic: Hemera Technologies/Jupiterimages/Getty Images
Tsunami: An interactive guide that could save your life: ©Reniw-Imagery/iStockphoto.com
Ten Years Without a Hurricane Hit, Is Florida’s Lucky Streak About to End?: ©StockTrek/Photodisc/Getty Images
Natural disasters — statistics & facts: Creatas/Jupiterimages/Getty Images
Natural Disasters: ©Corbis
Benefits of Fire: ©Mark Gibson/Photo Disc/Getty Images
How to Survive an Avalanche: ©Corbis
How a Fallout Shelter Ended up at the American History Museum: ©Victoria Smith/Houghton Mifflin Harcourt
Beautiful Plastic Sculptures Tell Ugly Story of Human Garbage in the Ocean: ©s0ulsurfing - Jason Swain/Moment/Getty Images
Fukushima nuclear crisis continues to unfold: Photodisc/Getty Images
Trash-mapping expedition sheds light on “Great Pacific Garbage Patch”: ©Digital Vision/Getty Images
Ready: ©Houghton Mifflin Harcourt

Making Your Voice Heard ©Alvaro Ortiz/Houghton Mifflin Harcourt

Stylized Fairy Tales Inspired Sandra Cisneros’ Cross-Cultural Voice: ©Corbis
A Jazzed-Up Langston Hughes: ©Getty Images
Langston Hughes: Biography: ©Tetra Images/Corbis
Spoken Without Words: Poetry with ASL SLAM: ©B&Y Photography/Alamy
Illegal Wildlife Trade: ©feraru nicolae/Fotolia
Antebellum Women’s Rights: Library of Congress
The Life of the Buddha: ©John Wang/Photodisc/Getty Images
Art Therapy: Self-Expression Reduces Stress: ©Rana Faure/Fancy/Corbis
Nelson Mandela: Photodisc/Getty Images
Write your story, change history: ©bo1982/iStockphoto.com
What Is Fashion?: ©Pop Paul-Catalin/Shutterstock
Not Up for Debate—Southside student is national champion: ©Houghton Mifflin Harcourt
Fighting big farm pollution with a tiny plant: ZenShui/Michele Constantini/Getty Images
Why Introverts Can Be Great Leaders: Photodisc/Getty Images
The hidden power of smiling: Comstock/Getty Images
High-tech approach to taming New Mexico’s wild horses: ©mariait/Shutterstock
Syrians Speak Out Through Their Art: Dmytro Tolokonov/Alamy
Why Are Shirt Buttons on Different Sides for Men and Women?: Stockdisc/Getty Images
Selfie-esteem: Teens say selfies give a confidence boost:
How I got the courage to tell my story: Imagemore Co., Ltd./Corbis

Decisions That Matter ©Radius Images/Alamy

Brave Hearts: Remembering the Little Rock Nine, 1957: ©Robert W. Ginn/Alamy
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 Real Story of Revere’s Ride: Photodisc/Getty Images
1969 Alcatraz Takeover “changed the whole course of history”: ©Jeff Dalton/Shutterstock
The Flight 93 National Memorial Park: Alan Becker/PhotoDisc/Getty Images
How I stopped the Taliban from shutting down my school: ©Zurijeta/iStockphoto.com/Getty Images
Virtual Midnight Ride: ©Photodisc/Alamy
Teenagers, Friends and Bad Decisions: Jupiterimages/Getty Images
The Desegregation of Sturgis High School:
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
Marie Curie: ©fStop/Alamy
4 Steps to Making Better Decisions: Creatas/Jupiterimages/Getty Images
Teen Brain: Behavior, Problem Solving, and Decision Making: Jupiterimages/Getty Images
9/11 hero’s actions become a lesson in character: ©Corbis
Wilma Mankiller, Cherokee Chief and First Woman to Lead Major Tribe, Is Dead at 64: ©Comstock Images/Getty Images
Colin Powell: ©Houghton Mifflin Harcourt
Mark Bezos: A Life Lesson from a Volunteer Firefighter: Photodisc/Getty Images

What Tales Tell The Palma Collection/Getty Images

Greek Mythology: ©Vava Vladimir Jovanovic/Shutterstock
Archaeological Evidence of Homer’s Trojan War Found: ©Marion Bull/Alamy
Eight female authors your class should know for the 200th anniversary of Jane Austen’s “Emma”: ©AmandaLewis/iStockphoto.com
Shared Stories: Common themes in myths and legends across cultures: ©Jose Luis Pelaez Inc/Blend Images/Getty Images
Greek Mythology: ©Henry George Beeker/Alamy
Atlantis—True Story or Cautionary Tale?: ©DeVIce/Fotolia
Top 8 Special Animals in Greek Mythology: ©Comstock/Comstock Images/Getty Images
20 Writing Tips from Fiction Authors: ©Fancy/Alamy
Where Did Dragons Come From?: Goodshoot/Jupiterimages/Getty Images
Heroes and Legends Before Superman: ©Diverstudio/iStockphoto.com
The (Still) Mysterious Death of Edgar Allan Poe: ©Annie Reynolds/PhotoLink/Photodisc/Getty Images
The Mystery of the Bermuda Triangle May Finally Be Solved: ©Lightguard /iStockphoto.com
Library of Congress Digs into 170 Billion Tweets: Jupiterimages/Getty Images
Museum Explorer: Gods and Spirits: Photodisc/Getty Images
‘Hamilton’ the Broadway musical is now a dazzling book: ©Stockbyte/Getty Images
The Pre-Viking Legend of Ragnarӧk: ©Corbis
Was There a Trojan War?: ©Houghton Mifflin Harcourt
King Arthur: Bradley Mason/Vetta/Getty Images
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

Grade 7


Bold Actions

Abby Sunderland: Comstock/Getty Images
Skydivers Save Unconscious Comrade In Midair Rescue: ©Joggie Botma/Alamy
Tightrope Between the Towers: ©Corbis
The Early History of Bungee Jumping: ©Karl Weatherly/Photodisc/Getty Images
Cruise-Ship Disaster: How Do ‘Rogue Waves’ Work?: Photodisc/Getty Images
7 Things Really Bold People Do: ©Corbis
Stray dog Arthur bonds with adventure team: paul prescott/Alamy
Dashrath Manjhi Road: ©Stephanie Friedman/Houghton Mifflin Harcourt
The Red Tail Squadron: Honoring Tuskegee Airmen: [none provided:] Houghton Mifflin Harcourt, Photo Shoot
Bessie Coleman: ©National Geographic Image Collection/Alamy
Henry Worsley, a British Adventurer Trying to Cross Antarctica, Dies at 55: ©Frank Krahmer/Fuse/Getty Images
Crossing the Ocean Blue: ©Getty Images
How Wingsuit Flying Works: Darryl Leniuk/Digital Vision/Getty Images
“Space Dive” Success: Baumgartner Breaks Skydive Record, Sound Barrier: ©Denis Tabler/Shutterstock
Is it more difficult for vegans to push themselves to physical extremes?: ©Martin Gillespie/Shutterstock
Are polar bear plunges good for you?: 157179753.jpg
Taking Flight! Teen Becomes Youngest Licensed Plane and Copter Pilot: ©Ocean/Corbis
Why I’m rowing across the Pacific: ©Corbis
Teen Climber Survives Deadly Everest Avalanche: ©Shutterstock
UK Teen Wins Mongol Derby, World’s Longest Horse Race: Getty Images

Perception and Reality

But Did You See the Gorilla? The Problem With Inattentional Blindness: ©Alamy
Video games’ visual effects leaking into our reality: ©Dm_Cherry/Shutterstock
I Wonder What It’s Like To Be Dyslexic: ©INSADCO Photography/Alamy
Strange Worlds: Miniature Condiment Landscapes: ©Olga Khoroshunova/iStockphoto.com
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/iStockphoto.com
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
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
Imagination Can Change What We Hear and See: ©rolffimages/Fotolia
Animation basics: The optical illusion of motion: ©Brand X Pictures/Getty Images

Nature at Work

Twister Science: Comstock/Jupiterimages/Getty Images
The Secret Garden: ©Ocean/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
The Green Bronx Machine Transforms Kids’ Lives With Vegetables: ©Shutterstock
Mesmerizing Migration: ©DLILLC/Corbis
Oak Tree: Nature’s Greatest Survivor review: ©Getty Images
Awesome Animals: The Piglet Squid: ©Digital Vision/Getty Images
What is a Green Roof?: ©Stephanie Friedman/Houghton Mifflin Harcourt
Pablo Neruda: Photodisc/Getty Images
El Niño: Ryan McVay/Photodisc/Getty Images
15 Examples of the Most Epic Metamorphoses from Youth to Adult: ROM/imagebroker/Alamy
Nature: Now Showing on TV: ©Corbis
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
National Parks: ©Darren J. Bradley/Shutterstock
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

Risk and Exploration

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
Beyond: What drives the urge to explore?: National Archives and Records Administration
Cold-water coral reef found in Irish waters is deepest yet: ©Corbis
Why We Explore: ©Mike Brown/Fotolia
Shackleton’s Voyage of Endurance: ©Getty Images
2015 Emerging Explorers: ©Stocktrek Images/Getty Images
Where’s left to explore on Earth?: ©Lane V. Erickson/Shutterstock
Mars Science Laboratory: Curiosity Rover: Pixtal/SuperStock
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
John F. Kennedy: The Space Program: National Archives and Records Administration
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:
Life at the Bottom: The Prolific Afterlife of Whales: ©Getty Images
Georgia Douglas Johnson: ©Connie Barr/Shutterstock
Personal submarine brings ocean exploration to all: ©Andrey_Kuzmin/Shutterstock
The Next Step: ©Getty Images

The Stuff of Consumer Culture

How Money Is Made: Jupiterimages/Getty Images
Stuff: If That’s What You Wanted: ©PaulPaladin/iStockphoto.com/Getty Images
Retail Therapy: Does It Help?: ©Alamy
5 Ways “Tech Addiction” Is Changing Human Behaviour: ©Steve Debenport/iStockphoto.com
Brain Scans of Hoarders Reveal Why They Never De-Clutter: ©Corbis
Technology firms explore ‘second screen’ opportunity: ©sturti/E+/Getty Images
Too Consumed to Ingest the world around us?: ©Monkey Business Images/Shutterstock
Fall Seed Saving Tips: ©goir/Fotolia
World Wastes Half Its Food: ©iStockphoto.com
5 Ways Consumers Can Be More Socially Conscious in Shopping: Photodisc/Getty Images
How Wearable Tech Is Creeping into the Beauty Industry: ©Monkey Business Images/Shutterstock
Some Reflections on ‘My Year of No Shopping’: ©Getty Images
10 Hot Consumer Trends 2017: ©John Lamb/Digital Vision/Getty Images
Ten things you didn’t know about Black Friday: Comstock/Getty Images
How ‘Ugly’ Fruits and Vegetables Can Help Solve World Hunger: ©bluestocking/iStockphoto.com
Is Amazon’s New Store Really The Future Of Grocery Shopping?: ©Shutterstock
Graham Hill: Less Stuff, More Happiness: ©Yellow Dog Productions/Lifesize/Getty Images
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
How Teenagers Spend Money: Comstock/Getty

Guided by a Cause

Do Something: ©mangostock/Fotolia
Aung San Suu Kyi: Photodisc/Getty Images
Teenage Artist Donates $1 Million to Charity: ©Yury Shirokov/Alamy
Teenager fulfills her philanthropic dreams: ©Getty Images
American Experience: Triangle Fire: ©David R. Frazier Photolibrary, Inc/Alamy
Malala Yousafzai wins Nobel Peace Prize 2014: ©Houghton Mifflin Harcourt
San Jose Teenager Turns $100 Seed Money Into $34K For Charity: ©Jiri Vaclave/Shutterstock
Free the Children: Jupiterimages/Getty Images
Ohio boy’s $20 investment in kindness yields big return: ©Houghton Mifflin Harcourt
Oseola McCarty: ©Tim Pannell/Corbis
Study: Social Media Helps with Teenage Empathy, Awareness: ©kurhan/Shutterstock
Social Change: ©maxstockphoto/Shutterstock
The 10 Most Generous Nations in the World: ©Monkey Business Images/Shutterstock
Jack Andraka, the Teen Prodigy of Pancreatic Cancer: Photodisc/Getty Images
Antioch Teens Raising Money to Help Orphans in Ethiopia: ©Bartosz Hadyniak/Vetta/Getty Images
Believe: ©Corbis
Peace First Prize Rewards Youth Who Are Making a Difference: Getty Images
Selma to Montgomery March: ©Ilene MacDonald/Alamy
Why I Don’t Use A Smart Phone: ©D. Hurst/Alamy
Alzheimer’s Foundation of America: Letter From the President: ©SnowWhiteimages/Shutterstock

Grade 8


Culture and Belonging ©iStockphoto.com

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
Sherman Alexie Says He’s Been ‘Indian Du Jour’ For A ‘Very Long Day’: ©Liquidlibrary/Jupiterimages/Getty Images
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
Immigration Explorer: Comstock/Getty Images
Yiddish Culture Takes Center Stage: ©aerogondo2/Shutterstock
Adapting to a New Culture: ©Payless Images, Inc./Alamy
Soccer Helping Young Refugees Find Footing in U.S.: Image 100/Jupiterimages/Getty Images
What if everyone on Earth spoke the same language?: Comstock/Getty Images

The Thrill of Horror Rubberball/Getty Images

Why Do People Love Horror Movies? They Enjoy Being Scared: ©Corbis
Pop Culture’s Undying Edgar Allan Poe Obsession: Jupiterimages/Getty Images
Top 10 Scariest Flicks of All Time: ©Andreas Gradin/Shutterstock
Finding Frankenstein: On the trail of a monster across Europe: ©YorkBerlin/Shutterstock
Poe Museum: Library of Congress
Why do we read scary books?: ©Tom Tom/Shutterstock
Brain scans gauge horror flick fear factor: ©Getty Images
Lovecraft tribute still haunting on a beautiful spring day: ©iStockphoto.com
Monsters of the Ancient Sea: ©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
Top 10 Haunted Places: ©Shaun Lowe/Vetta/Getty Images
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

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

A Free Man’s Letter to A Former Slaveowner in 1865: Jupiterimages/Getty Images
“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
Slavery in America: 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
150 Years Later, Myths Persist about the Emancipation Proclamation: Library of Congress
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
The Underground Railroad: Liquidlibrary/Jupiterimages/Getty Images
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

Teens, Your Brain Needs Real Food: ©Steve Debenport/iStockphoto.com/Getty Images
Quinceañeras often symbolize family’s hard work, success: ©Stockbyte/Jupiterimages/Getty Images
8 Life Lessons Which You Can Learn From Sport and Hobbies: Comstock Images/Jupiterimages/Getty Images
Most Millennials Are Finding It Hard to Transition Into Adulthood: Report: ©Luna Vandoorne/Fotolia
Are Kids Happier than Adults?: Purestock/Getty Images
Apache Girl’s Rite of Passage: ©Corbis
Mindful Warriors: Meditation for Teenagers: ©vladm/Shutterstock
How puberty prepares adolescents for adulthood through changing face perceptions: Purestock/Getty Images
Young People More Likely To Drive Drowsy: Stockbyte/Getty Images
Self-Defense Tips for Teens: Comstock/Getty Images
How to Stop Negative Thinking: ©Noel Hendrickson/Digital Vision/Getty Images
The Impulsive “Teen Brain” Isn’t Based in Science:  ©Corbis
Mariachi High: La Quinceañera: ©Victoria Smith/Houghton Mifflin Harcourt
How Adulthood Happens: ©Jodi Matthews/iStockphoto.com
Graduating from high school: Tears, fears and peers: ©Stockbyte/Getty Images
What Stresses You Out About School?: Photodisc/Getty Images
Teens and Sleep: ©Houghton Mifflin Harcourt
Think Like a Child: Comstock/Getty Images
The Teen Brain: It’s Just Not Grown-Up Yet: ©Fotolia
How to Improve Communication with Your Parents: Jupiterimages/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
Nelson Mandela on the Diary of Anne Frank: ©BortN66/Shutterstock
Anne Frank to have official comic adaption; animated film coming soon: ©Hero Images Inc./Hero Images Inc./Corbis
Anne Frank: Jupiterimages/Getty Images
Holocaust Remembrance Day Grows Roots: Anne Frank & the Sapling Project: ©Stephanie Friedman/Houghton Mifflin Harcourt
The Sapling Project: ©Lawrence M. Sawyer/Photodisc/Getty Images
Who betrayed Anne Frank? New probe launched by ex-FBI agent: ©Pressmaster/Shutterstock
United States Holocaust Memorial Museum: ©Corbis
The Secret Annex Online: ©Don Farrall/Photodisc/Getty Images
My Attempt to Free Anne Frank’s Diary: Comstock/Getty Images
World’s awkward silence over Rohingya genocide warnings: ©Corbis
Proudly Bearing Elders’ Scars, Their Skin Says ‘Never Forget’: ©Corbis
The Diary of Anne Frank: Anne Frank as a Writer: 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
I’ve Been Haunted by Anne Frank’s Memory for So Long: ©deckert/Fotolia
Anne Frank at 85: What would she have become had she lived?: ©Getty Images
Two Perspectives: Description of the people in hiding: ©artkamalov/Shutterstock
Teaching About Anne Frank from a Kid’s-Eye View: ©Hero Images/Corbis

The Value of Work ©Shutterstock

Everyone Benefits when Middle School Students Volunteer: ©mangostock/Fotolia
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
5 Ways to Find Career Ideas: Image Source/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
3 Awesome Teen Entrepreneurs Who Will Put You to Shame: ©Push Pictures/Somos Images/Corbis
Invisibles at Work, Take a Bow!: ©Tetra Images/Alamy
How to Find an Internship You’ll Value: ©Goodluz/Shutterstock
100 Best Jobs: ©Alamy
10 Awesome Business Ideas for Teen Entrepreneurs: ©Houghton Mifflin Harcourt
The Value of Doing Nothing: ©Corbis
The Myth of ‘Practice Makes Perfect’: ©Sami Sarkis/Photographer's Choice RF/Getty Images
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
African-American Girl Blazing a Trail Through Chess: ©Corbis
Local girl collects shoes, makes a world of difference: Comstock/Getty Images
Debunking The Millennials’ Work Ethic “Problem”: Brand X Pictures/Jupiterimages/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
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
9/11 Memorial: Nathan Blaney/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 Orchestra Playing for Peace: ©Ferenc Szelepcsenyi/Alamy
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
Apartheid: ©Corbis
Students Take Hijab Challenge: ©Weronica Ankarörn/Houghton Mifflin Harcourt
Reel Life: The mesmerizing saga of “56 Up”: ©Brand X Pictures/Getty Images
The Full Nelson: Photodisc/Getty Images
Our war-torn world needs a new mediating body to resolve conflicts: ©iurii/Shutterstock
Gypsies, Roma, Travellers: An Animated History: ©Corbis
In polarized political climate, study finds common ground: ©Doug Menuez/Photodisc/Getty Images
Oklahoma City National Memorial and Museum: ©Corbis

The Struggle for Freedom ©Shutterstock

Apartheid’s roots: The Natives Lands Act: Jupiterimages/Getty Images
The Legacy of Medgar Evers: ©sgreer721/Fotolia
Remembrances of the Mysterious, Maligned Soviet Censor: ©Houghton Mifflin Harcourt
10 Steps to Fighting Injustice Through Social Media: ©Roberto Westbrook/Blend Images/Getty Images
Few Artifacts of the Transatlantic Slave Trade Still Exist. These Iron Blocks Help Tell That Gut-Wrenching Story: ©Photos.com/Jupiterimages/Getty Images
Remembering Nina Simone as a Siren and Powerful Civil Rights Activist: Image Source/Getty Images
Selma 50 years later: John Lewis’s memories of the march: ©Radius/SuperStock
New Voting Restrictions in America: ©Hill Street Studios/Blend Images/Getty Images
Dying for Freedom: ©Corbis
In northern Mali, music silenced as Islamists drive out artists: ©Max Power/Fotolia
The trouble with democracy: ©Smalik/Fotolia
Is “Time’s Up” the Next Step for the #MeToo Movement?: ©Michael Matisse/Photodisc/Getty Images
Aung San Suu Kyi: ©Corbis
“These Things Are My Father”: Letters Are All That’s Left Of Gulag Prisoners: ©Comstock/Jupiterimages/Getty Images
‘This is a civil rights movement that needs to have its due’: 25 years after the ADA: ©Eric Camden/Houghton Mifflin Harcourt
Japanese-American Relocation: ©Corbis
Widow of Murdered Civil Rights Leader Medgar Evers Moves Beyond Hatred:
Book Review: Ghosts of Revolution: Stockbyte/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

The Bonds Between Us Photodisc/Getty Images

The Japanese Festival of the Dead: Obon: ©Akira Kaede/Photodisc/Getty Images
Faces of America with Louis Henry Gates, Jr.: ©Alamy
Why We Laugh: Brand X Pictures/Jupiterimages/Getty Images
Temple of 1,000 bells: ©Corbis
I survived a terrorist attack. Here’s what I learned.: Image Source/Getty Images
Dogs Recognize Familiar Faces from Images: ©Dave Stamboulis/Alamy
Children’s author Eric Carle reconnects with lost Syracuse friend after 82 years: Photodisc/Getty Images
Thanks, Robot! Humans Are Showing Kindness with Their AI Helpers: ©LindaMarieB/iStockphoto.com
Dick and Rick Hoyt Run 32nd and Last Marathon: Daniel Schoenen/Age Fotostock
Orphans’ Lonely Beginnings Reveal How Parents Shape A Child’s Brain: Comstock/Getty Images
Lanterns That Carried Prayers: ©Corbis
Loneliest Human: ©Corbis
Why Humans Like to Cry: Brand X Pictures/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
Play Me, I’m Yours: Photos.com/Jupiterimages/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

Sweet Sorrow Photodisc/Getty Images

Elizabethan Theatre Conventions: ©Tracy Whiteside/Shutterstock
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
Biology: Your Brain In Love: ©Corbis
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
Ten Out-of-the-Ordinary Valentine’s Day Customs: ©Corbis
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
‘Gnomeo & Juliet’: Shakespeare, Cheerfully Plastered: ©Pixtal/Age Fotostock
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
Can You Die of a Broken Heart?: ©Alamy
How to make someone fall in love with you, according to science: ©Getty Images
Shakespeare Inspired Robben Island Inmates, Including Mandela: Stockbyte/Getty Images
Juliet’s Wall Graffiti: ©Corbis

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
Corrie ten Boom: ©nuttakit/Shutterstock
Modern Humans Retain Caveman’s Survival Instincts: ©Houghton Mifflin Harcourt
Cancer Drug Proves to Be Effective Against Multiple Tumors: ©Corbis
The Aleppo Project: ©Sami Sarkis/Photodisc/Getty Images
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
Shark Attack Survivors Unite to Save Sharks: Jupiterimages/Getty Images
‘Life is beautiful’: ©Houghton Mifflin Harcourt
Survival Exercise Scenarios: ©skodonnell/iStockphoto.com
Health insurance can make a life or death difference, study says: ©megaflopp/Shutterstock
Titanic’s 100th Anniversary: 6 Survivor Stories: Glowimages/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
Stairwell A: The Only Way Out: Photodisc/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

Heroes and Quests ©Corbis

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
8 Novels Inspired by the Odyssey: ©Hill Street Studios/Blend Images/Corbis
Land of Odysseus: Stockbyte/Getty Images
What makes a hero? – Matthew Winkler: ©Tatiana Popova/Shutterstock
Up, Up, and Oy Vey!: ©Alexandra Petruk/Shutterstock
Top 5 Reasons Why Traveling Without a Plan is the Best Plan: ©Corbis
The Coldest Journey: ©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
Discovery Rekindles Wish for a Journey to the Stars: NASA
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

Grade 10


Ourselves and Others Image Source/Getty Images

The Museum of Tolerance: ©bojorgensen/Fotolia
5 Ways to Listen Better: ©Getty Images
Jews Are Fleeing Russia Because of Putin: Leland Bobbe/Corbis Yellow/Corbis
5 Super Simple Ways to Get to Know Your Neighbors: ©Randy Faris/Corbis
The Team: Better Together: ©Sam Dudgeon/Houghton Mifflin Harcourt
Integration of Central High School: Comstock/Getty Images
The History of the American Flag: ©Houghton Mifflin Harcourt
The Kindness of Strangers:
‘Going with the Crowd’ Causes Us to Make the Wrong Choices: ©Creativemarc/Shutterstock
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
Agreeing to Disagree: © Victoria Smith/Houghton Mifflin Harcourt
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
Indian Country Diaries: Today’s Challenges: Brand X Pictures/Getty Images
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
Flag Burning and Free Speech: Comstock/Getty Images

The Natural World Carson Ganci/Design Pics Inc/Alamy

Fake-Nature: © HMCo.
Microbes at Work: Photodisc/Getty Images
Wildlife thriving around Chernobyl nuclear plant despite radiation: ©Corbis
How Green Buildings Could Save Our Cities: ©Alison Hancock/Shutterstock
How Colony Collapse Disorder Works: ©Irochka/Fotolia
Technology That Imitates Nature: ©stocksnapper/iStockphoto.com/Getty Images
The True Story of Kudzu, the Vine That Never Truly Ate the South: ©Black Rock Digital/Shutterstock
Signs of Life: ©T. O'Keefe/PhotoLink/Photodisc/Getty Images
Planetary Science: Caught in the Act: ©Corbis
Using nature’s genius in architecture: Ted Foxx/Alamy
Biblical bee-keepers picked the best bees: ©StudioSmart/Shutterstock
12 Surprising Facts About Starfish: ©Tony Sweet/Digital Vision/Getty Images
Tasmanian devil milk fights superbugs: ©Patsy A. Jacks/Shutterstock
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
Human Use of Water Found to Contribute to Sea-Level Rise: ©Digital Vision/Getty Images
Theodore Roosevelt and the Environment: ©Houghton Mifflin Harcourt
Tardigrades—the microscopic, oddly cute toughest animals on Earth—explained: ©Hero Images/Getty Images
Brazilian Explorers Search “Medicine Factory” to Save Lives and Rainforest: Comstock/Jupiterimages/Getty Images

Responses to Change ©Fotolia

Four Pulitzer-winning takes on the rise of Adolf Hitler: ©Corbis
The peppered moth: A black and white story after all: Jupiterimages/Getty Images
How Cancer Starts: ©Duncan Smith/Photodisc/Getty Images
We have always been modern, and it has often scared us: Jupiterimages/Getty Images
Scientists just accidentally discovered a process that turns CO2 directly into ethanol: ©Martin McCarthy/E+/Getty Images
Emergency Response Plan: ©Houghton Mifflin Harcourt
9/11 Attacks: ©PhotoLink/Photodisc/Getty Images
Green Energy Will Overtake Fossil Fuels by 2020, Morgan Stanley Analyst States: ©IKO/Fotolia
Climate Change Is Inevitable — It’s Time to Adapt: ©airphoto.gr/Shutterstock
Thinking of Home Makes It Harder to Learn a Foreign Language: Hill Street Studios/Blend Images/Corbis
Post-Traumatic Stress’s Surprisingly Positive Flip Side: Rubberball/Getty Images
Effects of the Black Death: Jupiterimages/Getty Images
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
Olduvai Handaxe: ©Houghton Mifflin Harcourt
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

How We See Things ©Corbis

The Decline of Violence: ©Digital Vision/Getty Images
Drawing Geometric Perspective: ©Houghton Mifflin Harcourt
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
An eyetooth for an eye: A rare transplant restores sight to blinded woman: ©Keith Brofsky/Photodisc/Getty Images
Optical illusions show how we see: ©Houghton Mifflin Harcourt
Leap Seconds: ©Houghton Mifflin Harcourt
How Night Vision Works: ©iStockphoto.com
Why Are Eyewitnesses Unreliable?: Photodisc/Getty Images
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
U.S. Military Seeks ‘Spidey Sense’ Training: ©Corbis
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

Absolute Power Photodisc/Getty Images

Macbeth Defeated at Dunsinane: ©Joe Cornish/Digital Vision/Getty Images
Can Shakespeare help reform prisoners?: ©Corbis
Shakespeare, Lincoln, and Ambition: ©wynnter/iStockphoto.com
Manga ‘Macbeth’, graphic novel ‘Romeo’, it’s Shakespeare for 21st century readers: ©Danomyte/Shutterstock
Who Is Your Lady Macbeth?: ©Shutterstock
Modern ‘Macbeth’ spills blood in the kitchen: Photodisc/Getty Images
James Thurber Lost Most of His Eyesight to a Tragic Childhood Accident: ©Tischenko Irina/Shutterstock
Macbeth’s encounter with the witches: ©Corbis
All Power Tends to Corrupt: Bilderbuch/Design Pics/Corbis
An Interview with Poet Patricia Smith: ©hxdbzxy/Shutterstock
Toil and Trouble: The Curse of Macbeth: ©Leonard Mc Lane/Digital Vision/Getty Images
The “Scottish” Play: ©Digital Vision/Getty Images
How Dictators Come to Power in a Democracy: National Archives and Records Administration
Why Shakespeare Matters: Joshua Ets-Hokin / PhotoDisc / Getty Images
“Macbeth” Movie Review:
When Satire Becomes Art: Library of Congress
The Tank Man: ©Corbis
Hurricane Katrina: Facts, Damage, and Aftermath: ©Fotolia
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

Hard-Won Liberty National Archives and Records Administration

The Angry Martin Luther King:
Arab spring: an interactive timeline of Middle East protests: ©Jonathan Rashad/Flickr/Getty Images
Martin Luther King Jr.: Nobel Lecture: Jupiterimages/Getty Images
Online social change: Easy to organize, hard to win: ©ra2studio/Shutterstock
The night I helped my mother escape North Korea: ©Houghton Mifflin Harcourt
Civil War to Civil Rights—Time Line: ©EugeneF/Shutterstock
Order vs. Disorder: Photodisc/Getty Images
We use big data to sentence criminals. But can the algorithms really tell us what we need to know?: ©Zelfit/Shutterstock
The Color of Justice: ©Corbis
A dangerous idea offers hope for girls in Afghanistan: Jose Luis Pelaez Inc/Blend Images/Getty Images
The Purges in the USSR: Photodisc/Getty Images
Segregation Now . . .: Image Ideas/Jupiterimages/Getty Images
Juneteenth: A New Birth of Freedom: Library of Congress
Letter from Ethiopia’s Gulag: Photodisc/Getty Images
Next generation of activists confronts Mississippi’s violent past on Freedom Summer anniversary: Georgia Department of Economic Development
How Charles Dickens Helped the English Get Fresh Air: ©Everett Historical/Shutterstock
John F. Kennedy: His Cautious Path to Civil Rights: National Archives
LIBERTY! The American Revolution: ©Houghton Mifflin Harcourt
Josephine Baker—A French and American Hero: ©Corbis
Ideas Cost Peace Prize Winner Freedom: ©hepatus/E+/Getty Images

Grade 11


Coming to America ©Visions of America, LLC/Alamy

The Peopling Of America: moodboard/SuperStock
19 Native American Authors You Need to Read: ©Diyosa Carter/Flickr/Getty Images
Error of Century? Balboa Park With No Statue of Balboa: ©Karen Grigoryan/Shutterstock
After 41 years, Louisville’s youth theater stages all 38 plays by Shakespeare: ©Victoria Smith/Houghton Mifflin Harcourt
Plimouth Plantation: ©Fotolia
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
Mayflower: Deconstructed: ©Shutterstock
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
Hernando de Soto: ©Wikimedia Commons
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
Edward Curtis: Photographing the North American Indian: Comstock / Getty Images
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: ©Photos.com/Jupiterimages/Getty Images

Building a Democracy ©Karl Kost/Alamy

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
James Madison: ©Craig Brewer/Photodisc/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
Dirty Little Secret: VisionsofAmerica/Joe Soehm/Digital Vision/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
Revolutionary Limits: Native Americans: ©Houghton Mifflin Harcourt
Where would we be without George Washington?: Comstock/Getty Images
Making Maps Under Fire During the Revolutionary War: ©Corbis
Compromise 1: Philadelphia Story: ©Pixtal/Age Fotostock
When the United States Spoke French: Stockbyte/Getty Images
Patrick Henry Biography: Brand X Pictures/Getty Images
The Presidential Election of 1800: Jupiterimages/Getty Images
What’s Wrong With This Picture?: ©Wikimedia Commons

The Individual and Society Photodisc/Getty Images

A Dual Mission: ©Digital Vision/Getty Images
College move-in day: What would Henry David Thoreau say?: ©Digital Vision/Getty Images
Happiness Is Not Only an Individual Matter: ©Shutterstock
Prelude to War: Manifest Destiny: Dynamic Graphics / Getty Images
Bitter Sweets: joSon/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
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
Walden Pond State Reservation: ©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
Emily Dickinson Collection: ©Galushko Sergey/Shutterstock
The Lesson of the Power Loom: Photos.com/Jupiterimages/Getty Images
Walt Whitman’s war: Creatas / Getty Images
Ralph Waldo Emerson: ©S. Solum/PhotoLink/Photodisc/Getty Images
Is the Veil Now a Symbol of Islamic Feminism?: ©Anyka/Fotolia
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

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
Where the Buffalo No Longer Roamed: Comstock/Getty Images
Sherman’s March to the Sea: A military triumph left a bitter legacy: Image Ideas/Jupiterimages/Getty Images
A Time of Reckoning:
A Cutting-Edge Second Look at the Battle of Gettysburg: ©Getty Images
Black Leaders During Reconstruction: ©Ilene MacDonald/Alamy
PRO AND CON: Should Confederate monuments be removed?: ©Corbis
Ida B. Wells: Library of Congress
‘Nurse, Spy, Cook:’ How Harriet Tubman Found Freedom Through Food: ©Folio/Alamy
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
Where the Buffalo No Longer Roamed: ©Getty Images
Descendants of Chinese Laborers Reclaim Railroad’s History: ©Orhan Cam/Shutterstock
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
Old Friends Elizabeth Cady Stanton and Susan B. Anthony Made History Together.: Photodisc/Getty Images
Photography and the Civil War, 1861–1865: ©Corbis
In His Own Words: Remembering Poet Robert Hayden: ©Marvin Dembinsky Photo Associates/Alamy

An Age of Realism ©Houghton Mifflin Harcourt

Jacob Riis: Shedding Light On NYC’s ‘Other Half’: Museum of the City of New York
Help preserve Stephen Crane House: Comstock/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
Greed Isn’t Good: Wealth Could Make People Unethical: ©Corbis
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 Women ‘Computers’ Who Revolutionized Astronomy: ©Cardens Design/Shutterstock
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
Mark Twain’s Interactive Scrapbook: ©Folio/Alamy
Jack London Biography: ©AleksandarGeorgiev/iStockphoto.com
Robber barons and silicon sultans: ©C. Borland/PhotoLink/Photodisc/Getty Images
Opulence in the “Gilded Age,” 1890: Getty Images

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/iStockphoto.com
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
Holocaust Museum: Exhibit probes Berlin’s historic Olympics of 1936: ©Corbis

Grade 12


Chasing Success ©Andres RodriguezFotolia

Don’t think too positive: Stockbyte/Getty Images
6 Signs You’re Sacrificing Too Much for Success: Liquidlibrary/Jupiterimages/Getty Images
You can do it, baby!: ©Andrew Rich/Vetta/Getty Images
How music benefits children: ©Ryan McVay/Photodisc/Getty Images
What Americans Keep Ignoring About Finland’s School Success: SuperStock RF/SuperStock
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 If the Secret to Success Is Failure?: ©Digital Vision/Getty Images
CEO tells grads: The kind of people I hire: Photodisc/Getty Images
What turned the Wright brothers into pioneers of flight? Their library.: Photos.com/Jupiterimages/Getty Images
Education Innovation in the Slums: ©Photodisc/Alamy
Why Ambition Could Make You Rich, but Not Happy: ©Corbis
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 Are Superachievers So Successful?: Photos.com/Jupiterimages/Getty Images
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

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/iStockphoto.com
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
In Defense of Thoreau: ©encrier/iStockphoto.com
Hashtag activism is fleeting: ©Hero/Fancy/Age Fotostock
Tiananmen Square, Then and Now: ©Paul Merrett/Fotolia
About Thoreau: ©Richard Nowitz/National Geographic/Getty Images
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
Why Street Protests Don’t Work: ©Zoe/Fotolia
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
How a Ragtag Band of Reformers Organized the First Protest March on Washington, D.C.: R. Morley/PhotoLink/Getty Image
How social media affects protest movements: It’s complicated: ©Scanrail/Fotolia
On Protest Photography: ©Steve Debenport/E+/Getty Images
Aung San Suu Kyi Biography: ©Tim Hall/Photodisc/Getty Images
Profile: Aung San Suu Kyi: Photodisc/Getty Images
Uprooted: ©DLILLC/Corbis
Fans Sticking It to the Man: Sports Edition: ©Brasil2/iStockphoto.com

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/iStockphoto.com
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
The 10 Most Dangerous Jobs and How Much They Pay: ©Jules Frazier/Photodisc/Getty Images
The Real Risks of Texting and Driving: Thinkstock / Getty Images
Challenger Disaster: courtesy of NASA
Should I let my child take more risks?: Image Source/Getty Images
What makes space travel so dangerous?: courtesy of NASA
The Science—and Art—of Taking Risks: ©Karl Weatherly/Photodisc/Getty Images
Sacrifice Amid the Ice: Facing Facts on the Scott Expedition: ©Raldi Somers/Fotolia
The Mystery of Risk: ©djgis/Shutterstock
Wild Things Next Door: Dangers of Exotic Pets: Photos.com/Jupiterimages/Getty Images
Hurricane Harvey shows benefits, risks of turning to social media in disaster: ©PhotoLink/Photodisc/Getty Images
Who Takes Risks?: ©Shutterstock
The Greatest Risks They Ever Took: Comstock/Getty Images
Why Success Makes Us Risk Averse: ©Goran Djukanovic/Shutterstock
5 wild risks taken by top entrepreneurs: ©Houghton Mifflin Harcourt
Philippe Petit: ©Corbis
Harvard scientists want gene-manipulation debate: ©Kletr/Shutterstock
Risk-takers are smarter, according to a new study: ©MCarper/Shutterstock
Willingness to take risks: A personality trait: ©Comstock Images/Getty Images

Finding Ourselves in Nature ©Corbis

Minneapolis author Louise Erdrich finds writing humor is the ‘hardest thing’: ©Teri Dixon/Photodisc/Getty Images
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
Nature in Chinese Culture: ©Irina Afonskaya/Shutterstock
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
New Study Analyzes Heavy Metal Dancing: ©1bestofphoto/Alamy
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
Tipsy Fish: When Anti-Anxiety Meds Get Into Rivers: ©Corbis
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
As We Seek Nature, We Wall It Out: ©Cristina Lichti/Flickr/Photolibrary

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
What Is the Appropriate Voting Age?: ©Blend Images - Hill Street Studios/Brand X Pictures/Getty Images