
What is gravity? Why don't skydivers fly off into space? Do heavy objects fall faster than light objects? Curious minds will delightedly find the answers to these and other questions about gravity in this colorful and fact-filled book.

What is gravity? Why don't skydivers fly off into space? Do heavy objects fall faster than light objects? Curious minds will delightedly find the answers to these and other questions about gravity in this colorful and fact-filled book.

A series of twenty non-fiction science readers which engages children in the world around them. What is gravity? Why don't skydivers fall off into space? Do heavy objects fall faster than light objects? You can find the answers to these and other questions about gravity in Why...