National Geographic Why? 1,111 Answers to Everything

Crispin Boyer; National Geographic Kids Staff

The concept is simple. Got a question? Well now you have an answer 1,111 of them, in fact. Want to know why your snot is yellow? Flip to the human body chapter. What's on the inside of a turtle shell? The animal section's got you covered. What's in the deepest part of the ocean? Why doesn't Earth just f...