Alice and the Fractal Hedge Maze

8yr ⋅

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Relabeling two 20-sided dice without changing their total

8yr ⋅

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Martin Gardner's The Twiddled Bolts

7yr ⋅

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Switch The Knights

8yr ⋅

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Monte Carlo Chess

8yr ⋅

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Fairly Sharing a Frosted Cake

9yr ⋅

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A Surprising Circle Packing

9yr ⋅

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Tiling a hexagonal chessboard with tribones

7yr ⋅

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Desegregate the Knights

8yr ⋅

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Hikers Meeting in the Middle

9yr ⋅

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Tiling a Hexagon with Diamonds

9yr ⋅

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Checkerboard Infection

9yr ⋅

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Rectangle in a Triangle

8yr ⋅

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The Ice Cream Cake Process

9yr ⋅

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Chomp (Game with a Poisoned Chocolate Bar)

9yr ⋅

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Polygonal Pizza

9yr ⋅

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Jigsaw Logic: Opheodrys Vernalis

9yr ⋅

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Coloring an n by n grid with four colors

8yr ⋅

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Greedy Chocolate Eaters

9yr ⋅

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Lost in Gnu York

9yr ⋅

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Overhead Projector Cryptography

9yr ⋅

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A Game with Strings and Coins

9yr ⋅

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Patriotic Solitaire

9yr ⋅

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Deceptive Dissection

9yr ⋅

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Tiling a Chessboard with tetrominos

9yr ⋅

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