Filled with science activities, jokes, and fun facts, 101 Ways to Gross Out Your Friends appeals to young scientists with an irreverent sense of humor. 101 Ways to Gross Out Your Friends features tons of gross-themed activities, jokes, and fun facts that not only entertain young readers, but also have a definitive scientific basis. From making slimy snot to gorilla poop, the hands-on activities mixed with funny jokes and how-to steps and descriptions make this title an engaging and delightfully gross way to introduce science to children.