Lightbox. My first look at simple machines

Readers learn how this simple machine makes it easier to keep objects locked together.

Readers learn how this simple machine makes it easier to split things apart or stop them from moving.

Learn about how an inclined plane works! Beginner readers and budding young scientists will love learning about using simple machines in everyday situations.

Did you know that wheels and axles help move things far and fast? They can also make it easier for people to turn things. Learn how wheels have changed the world and more in this book.