He is the author of more than 100 books for children and young adults. He has written The Everything Kid’s Joke Book and Gotcha Covered! to nonfiction books that get kids excited about reading. He loves to write mysteries His five-book Finnegan Zwake mystery series published by Simon &amp;amp; Schuster won rave reviews. He also wrote a creepy series called The Library of Doom and another called Dragonblood.