This complete (and completelygross) guide to the human body is the hilarious debut nonfiction children's book from world-wide multi-million bestselling author and former doctor Adam Kay!Do you ever think about your body and how it works? Like really,reallythink about it? The human body is extraordinary and fascinating and, well...pretty weird. Yours is weird, mine is weird, your math teacher's is even weirder.This book is going to tell you what's actually going on in there, and answer the really important questions, like:Are boogers safe to eat?Look, if your nose is going to all that effort of creating a snack, the least we can do is check out its nutritional value. (Yes, they're safe. Chew away!)And how much of your life will you spend on the toilet?About a year—so bring a good book. (I recommend this one.)Sit back, relax, put on some rubber gloves, and let a doctor take you on...