People use many kinds of computers. There are desktop computers, laptops, tablets, smartphones, and even some toys and cameras. Do you know what parts are similar in all computers? Or how these parts work together? Read this book to find out!

What animal has a furry body, a short tail, and sharp claws? Prairie dogs! But do you know where prairie dogs live? Or what sounds a prairie dog makes? Read this book to find out! Learn all about different animals in the Animal Close-Ups series-part of the Lightning Bolt Books™ collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books™ bring nonfiction topics to life!

Does the universe circle around Earth? Do creatures live on the sun? Can you tell the future by looking at the stars? At one time, science supported wild notions like these! But later studies proved these ideas were nonsense. Discover science's biggest mistakes and oddest assumptions about physics and astronomy, and see how scientific thought changed over time.

Using the Internet can be an exciting adventure. But it is important to use it safely. How can you use computers responsibly? And how can you be a good digital citizen? Read this book to find out!

Mountain lions once prowled all across North and South America, from Canada to Chile. But as people crowded into the big cats' habitat, mountain lions were forced into smaller areas. Learn more about these big cats, including where they live, what they eat, and how they continue to survive while losing more and more of their habitat to humans.

Robots work in homes every day. Some vacuum floors or mow lawns. Others keep people company. And some help kids have fun! What robots might you find in someone's home? Read this book to find out!

This book relays the factual details of the Dust Bowl through multiple accounts of the event. Readers learn details from the point of view of an Oklahoma farmer, a migrant farm worker, and a government journalist. This book offers opportunities to compare and contrast various narrative perspectives in the text while gathering and analyzing information about an historical event.

Discusses why the Berlin Wall was built, what life was like in a divided city, and why it was torn down, and explores the political context behind the wall.

This title offers an in-depth look at pythons, including their physical characteristics, behavior, survival, techniques, life cycle, habitat and range, and threats to the animal.

Bionic eyes are a Modern Engineering Marvel! In this engaging title, readers will explore the history of bionic eyes from early attempts to use electricity to aid vision to the development of computer chips that led to eye and brain implants. Mark Humayun and his development of the bionic eye implant is featured, and colorful infographics show eye anatomy and how implants work. See the future of bionic eyes as scientists work to restore sight in different...