Go Back to School with a Laugh Too School for Cool is a collection of illustrated jokes about the one thing all kids know and love: school Get your children excited (or at least ready to laugh) about a new school year or just a regular-old school day with this collection of funny jokes for the school-age set. Here's a silly one: What do elves learn in school? The elf-abet Too School for Cool is part of the Illustrated Jokes series from Brenda Ponnay. Other titles include: Fart-tastic Knock Knock Red, White and Blue Knock Knock, Boo Who? Knock Knock, Moo Who? It's Snot Fair Knock Knock, Lettuce In Knock Knock, Blub Blub