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10 Best science maths of 2026
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Project Genius8.6Very GoodProject Genius Grecian Computer Mechanical Math Puzzle, Wooden Brainteaser Gift for History Buffs and Smart Kids, Teens, and Adults - True Genius Series Inspired by The Ancient Antikythera Mechanism
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manufacturer recommended age:14 years and up
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product dimensions:6.5 x 6.93 x 2.36 inches
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country of origin:China
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item weight:6.7 ounces
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customer reviews:4.5 4.5 out of 5 stars 371 ratings 4.5 out of 5 stars
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