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 SystemsSnap, Crackle and Boom Blood, Guts and Poop