Brain Games - To Go - Optical Illusions

Description

Optical Illusions is a fun and unique way to get the mental exercise you need.

• Use observation and visual reasoning skills in order to unlock the tricks behind these illusions.
• A variety of different optical illusions, from tricks of perspective to perceived motion, are included to keep you entertained.
• Great size for travel: 7-1/8 x 5-1/2 x 7/8 inches.
• Answer key in the back of the book.
• Spiral bound, 256 pages