Why don't hammer-throwers get dizzy? Could the world's fastest swimmer catch a jet-ski? How far can a human being run or cycle before they drop? Which nutter invented the ski jump? Glenn Murphy, author of Why Is Snot Green?, answers these and other brilliant questions in this fascinating book about the science of sport. From running a marathon to beating your friends at basketball, from karate-kicking through concrete to pulling a backflip on a BMX. Find out everything you ever wanted to know about sports and games. Become a whizz in science AND trounce your friends at your school sports day. It's like being in the Olympics with none of the boring bits!