9 model

Free

Mathematical puzzle

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Free

Tower of Hanoi 2.1 Puzzle&Game

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Free

Ezekiel's Wheel Puzzle

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Free

Dodecahedral holonomy maze

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Free

Hanoi Tower

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Free

Shipper's Dilemma Puzzle

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Free

Pyramid In A Cage Puzzle

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Hearts Passthrough

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Free

Pyramid Puzzle 2-part

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