Supervisions: Ambiguous Optical Illusions

by Al Seckel

Book Overview

First you see one thing, then another. The picture changes from one moment to the next, flip-flopping back and forth. That's an ambiguous illusion, and the ones in this largest-ever collection offer... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1402718292
• ISBN13: 9781402718298
• Release Date: April 2005
• Publisher: Sterling
• Length: 96 Pages
• Weight: 0.70 lbs.
• Dimensions: 0.3" x 8.0" x 8.0"
• Age Range: 4 to 8 years
• Grade Range: Preschool to Grade 3

Customer Reviews

a great compilation of optical illusions

There are great pictures in this compilation of optical illusions. Many hidden things and some quite obvious, but a great beach read. It'll make your head hurt to look at them alot, but it's well worth it.