Lightning Bolt Books ® — Exploring Physical Scienc

You push a swing. Your brother pulls a wagon. Forces are at work all around you. But what exactly is a force? And how do forces act on different objects? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical...

An airplane soars through the sky. A wind gust blows through the leaves. Objects are in motion all around you. But what makes objects move? And what are some different ways that objects move? Read this book to find out! Learn all about matter, energy,...

A baseball player slides on the ground to tag a base. A toy car's wheels rub against the floor and slow the toy car down. Friction is at work all around you. But what exactly is friction? And how does it affect different objects? Read this book to...