Challenging Optical Picture Puzzles

Tired of the same old picture puzzles? Looking for a new twist on brain teasers? Then try these on for size! These puzzles challenge your ability to perceive and manipulate forms and shapes. Learn to use logical deduction and spatial perception as puzzle-solving weapons! "...true brain food..."--__Chicago Tribune.__ Tired of the same old picture puzzles? Looking for a new twist on brain teasers? Then try these on for size! These puzzles challenge your ability to perceive and manipulate forms and shapes. Learn to use logical deduction and spatial perception as puzzle-solving weapons! "...true brain food..."-- Chicago Tribune. These graphic puzzles are designed to challenge the ability to perceive and manipulate forms and shapes. Logical deduction and spatial perception are the weapons. The puzzles get progressively more difficult. Arranged from easy to difficult, these puzzles give the reader a chance to develop powers of deduction and lateral thinking as well as spatial perception These graphic games will test your wits by challenging your ability to perceive and manipulate forms and shapes