Did you know human bones are eight times stronger than concrete? Or that both humans and giraffes have seven vertebrae in their necks? You will learn about thes

From writer Idan Ben-Barak and illustrator Julian Frost, the creators of Do Not Lick This Book, comes a hilarious, interactive picture book that takes a look in

How can a loving God send people to hell? Isn’t it arrogant to believe Jesus is the only way to God? What is up with holy war in the Old Testament? Many of us

Your skeleton helps you leap, somersault, and touch your toes -- without it, you would be as floppy as a beanbag! There are over 200 bones living and growing in