Science

How are rainbows formed? What do clouds feel like? Why is the sky blue? We at World Book answer all of your sciencerelated questions—and not only questions about things that happen above your head. Answer Me This, World Book answers questions about such...

Why do older people lose their teeth? Does gum really take seven years to digest? Why can I curl my tongue? We at World Book answer all of your human bodyrelated questions—and not only questions about your mouth area. Answer Me This, World Book answers...

What’s the biggest shark? What’s the smallest shark? Why do sharks have rough skin? We at World Book answer all of your oceanrelated questions—and not only questions about sharks. Answer Me This, World Book answers questions about such topics as...

Did cavemen hunt dinosaurs? What was the biggest dinosaur skeleton ever found? Who would win in a fight: a shark or a dinosaur? We at World Book answer all of your prehistoric timesrelated questions—and not only questions about dinosaurs. Answer Me This,...

How does catnip affect cats and make them all loony? Why do dogs smell each other’s behinds? Do hamsters ever throw up after all that spinning? We at World Book answer all of your petrelated questions—and not only questions about pets. Answer Me This,...

Why does pizza taste so good? When was the chocolate chip cookie invented? Should I wait to swim after I eat? We at World Book answer all of your random questions—and not only random questions about food and food’s limits on fun. Answer Me This, World...

How does GPS work? How do mirrors work? How does a light bulb work? We at World Book answer all of your technologyrelated questions—and not only questions about how things work. Answer Me This, World Book answers questions about such topics as oceans,...

Swing for the fences with Sports-Graphics Jr. This series of infographics for young readers breaks down the STEM concepts behind popular sports while enhancing visual literacy. Readers will learn to be strategic to increase basketball scores, dive into...

Humans have a complex relationship with planet Earth. Life depends on the planet's natural resources. Yet human activity has led to many environmental issues. Industry pollutes land, air, and water. Agriculture uses up clean water. In the Enviro-Graphics...

How is a volcano like a soft drink? To visit the largest known volcano, would you need a submarine or a spaceship? How fast can a pyroclastic flow go? True or False?: Volcanoes is here with answers to these questions and more! The True or False? series...

Can sharks get cavities? Do any of them live in rivers and lakes? Which shark is more famous: Baby Shark or Bruce? True or False?: Sharks is here with answers to these questions and more! The True or False? series reveals the surprising truths behind...

What is the difference between weather and climate? How do rising temperatures cause sea levels to rise? Where do greenhouse gases come from? True or False?: Climate Change is here with answers to these questions and more! The True or False? series...