Challenging Optical Picture Puzzles
A collection of over 150 picture puzzles, ranging from easy to difficult, involving logical thinking and spatial perception, with a choice of answers for the solutions
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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.
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