2003 - A Maze of Merlin the Great Mystery (Paperback) ISBN-13: 9780439557313 ISBN-10: 0439557313 Genre: Children's Books 1 1995 - Everyday Machines Amazing Devices We Take for Granted (Hardcover) ISBN-13: 9781570361555 ISBN-10: 157036155X Genre: Children's Books ? 1994 - The Robot Zoo a Mechanical Guide to the Way Animals Work (Hardcover) ISBN-13: 9781570360640 ISBN-10: 1570360642 Genres: Children's Books, Science & Math, Engineering & Transportation 3 |