Download or read book Whacky Toys, Whirligigs and Whatchamacallits written by and published by Sterling Publishing Company, Inc.. This book was released on 2002 with total page 170 pages. Available in PDF, EPUB and Kindle. Book excerpt: What makes these charming mechanical marvels spring into action? Cranks, propellers, levers, and other mechanisms trigger a variety of eye-catching movements, from arms that rise and fall to jaws that work up and down. The author reveals his process for designing and creating a series of ingenious toys and objects from wood.