دانلود کتاب How to Make Optical Illusion Tricks & Toys

"Page after page of tricks and toys that fool the eye, complete with easy instructions, illustrations, and explanations."--Parenting. "A book that is sure to provide readers with many hours of fun."--SLJ. "An unusual rainy day resource."--Booklist. 128 pages, 5 3/8 x 8 1/4.