Do spiders have noses? Why is the Earth shaped like a ball? How do clouds make lightning? Why don't magnets stick to everything? Glenn Murphy, author of Why Is Snot Green? and How Loud Can You Burp?, returns to answer all the big, small and out-of-this-world questions in this brilliantly fun and fact-filled book. Packed with all of the science, medicine and engineering a 7 year old needs to know. Filled with fantastic facts and awesome activities, plus incredible illustrations by Al Murphy. With a nod to the school curriculum, chapters include: Teeth, Claws and Dinosaurs Earth, Space and Aliens Lightning, Volcanoes and Living Systems Snap, Crackle and Boom Blood, Guts and Poop