This is an early subset of the book 2020 Fresh Clean Jokes For Everyone (available separately with over 3200 jokes). In this volume, there are 420 jokes including: Jokes that you don't have to think about - bar jokes, blonde jokes, cross-the-road jokes, knock-knock jokes, lightbulb jokes, pun jokes, romantic jokes...Entire chapters for people with special skills or interests - computer jokes, programming jokes, physics jokes, chemistry jokes,...