With the first book in the series, we answered WHY? In this exciting follow-up, we figured WHY NOT? The concept is simple. Got a question? Boy, do we have answers! Over 1,111 of them. Why don't you keep growing your whole life? Check out the human body section. Why aren't we traveling by jetpack yet? Tech has your answer. Why aren't school buses red? Flip to the pop culture chapter. Why aren't dinosaurs still alive? Why can't you walk on clouds? It's all there! With hundreds of topics ranging from silly to serious, we've got the expert information in a fun Q&A format that will keep kids digging for answers. Answers include all kinds of fascinating extra info like top 10 lists, weird-but-true facts, explorer profiles, and cool activities. Now, go stump your parents!