TIME For Kids The BIG Book of Why: Answers to the 1001 Most Asked Questions by John Perritano

This handy reference answers the questions that kids commonly ask and adults rarely can answer. Why do we have eyebrows? What's a black hole? Why do wet fingers stick to metal in the freezer? Divided by subject area and written in an upbeat manner, each answer is accompanied by either a photo or illustration to show the reasons why.