How can something that grounds us and keeps us here on this earth be so invisible and mysterious? We’re not talking about anything abstract and undetectable.

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! The earth is round, so why don't some pe

What would happen if gravity didn't exist? People and objects would float into space! With this basic introduction to gravity, young readers will discover how g

Gravity is one of the four fundamental interactions that exist in nature. It also has the distinction of being the oldest, weakest, and most difficult force to

How does gravity hold the universe together? How do satellites orbit the Earth? What would happen if gravity was turned off? The visually stimulating 'Sci-Hi' b