50 MIND-BENDING PUZZLES – Challenge yourself with 50 brain teasers, logic puzzles, number challenges and riddles designed to test your reasoning, deduction and problem-solving skills. TRAVEL-SIZE BRAIN TRAINING – Packed in a compact tin, these portable puzzles are perfect for holidays, commuting, road trips and keeping your mind sharp wherever you go. INSPIRED BY EINSTEIN – Put your intellect to the test with a collection of clever challenges inspired by one of history's greatest thinkers. A great gift for puzzle lovers, teens and adults.
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