Unit 1 Kids Can Donate, Too!
Unit 2 Be an Energy Expert
Unit 3 Watch Your Fingers!
Unit 4 Will Computers Ever Be Smarter than Humans?

Unit 5 Where Is the Graffiti?
Unit 6 From Poverty to Power
Unit 7 A Letter from Stephen Foster
Unit 8 A Star’s Life
Unit 9 Queen Sophia’s Adventure
Unit 10 I Want to Survive!
Unit 11 A Reason for "Corncern"?
Unit 12 Social Networks

Unit 13 Can Praise Be Bad?
Unit 14 Alone, but Not Lonely
Unit 15 A Deadly Game
Unit 16 The Miracle Meal

Unit 17 What Happened to Our Creativity?
Unit 18 Child Labor in Cotton Factories
Unit 19 Life Isn’t Fair?
Unit 20 Dealing with the Learning Disorder ADHD