machinery

Simple text and photographs provide an introduction to earth movers.

Simple text and photographs provide an introduction to concrete mixers.

Text and illustrations show how to make simple moving machines with common materials such as rubber bands, bottles, an electric toothbrush, pencils, and more.

Host Bill Nye answers questions about simple machines such as "What are simple machines?;" "How do simple machines help us work?;" and "What is a wheel?.".

Text and illustrations look at the history of how things work, focusing on why cotton candy is fluffy, how scientists built a space suit for Mars, what goes into animating cartoons, and much more.

Introduces mechanics to young readers through leveled text and related photos.

A colorful photo glossary and carefully leveled text help young readers build nonfiction learning skills and learn all about concrete mixers.

Age-appropriate critical thinking questions and carefully leveled text help young readers learn more about front loaders, while also building nonfiction learning skills.

Vibrant photos and an accessible photo glossary engage young readers and help them learn more about dump trucks.

With carefully leveled text, a vibrant photo glossary, and age-appropriate critical thinking questions, this books engages young readers and helps them learn all about bulldozers.