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Inspired by the unparalleled true genius of ancient Grecian astronomers, this puzzle challenges you to turn the dials until all 12 columns add up to 42. One of our hardest and best-selling puzzles in the True Genius collection. Part of our True Genius collection -- a best selling brand for stores selling smart, bookish gifts.
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🇺🇸 Ship from USA · On Agora since 2026
$20.95