Keep It Simple, Rapunzel!: The Fairy-Tale Physics of Simple Machines - Paperback

Tejido, Jomike: - Jomike Tejido is the author and/or illustrator of more than 100 children's books. Working digitally, he specializes in whimsical illustrations, especially of dinosaurs, robots, and weird creatures--the stuff his readers love! Jomike and his family are based in Manila, Philippines, where he also paints and participates in art exhibitions.Troupe, Thomas Kingsley: - Thomas Kingsley Troupe is the author of a big ol' pile of books for kids. He's written about everything from ghosts to Bigfoot to 3rd grade werewolves. He even wrote a book about dirt. When he's not writing or reading, he investigates the strange and spooky as part of the Twin Cities Paranormal Society. Thomas lives in Woodbury, Minnesota with his two sons.