Mathematical puzzleW
Mathematical puzzle
100 prisoners problemW
100 prisoners problem
Almost integerW
Almost integer
Arithmetic billiardsW
Arithmetic billiards
Bedlam cubeW
Bedlam cube
Chessboard paradoxW
Chessboard paradox
Coin problemW
Coin problem
Conway puzzleW
Conway puzzle
Disentanglement puzzleW
Disentanglement puzzle
Domino tilingW
Domino tiling
Egyptian fractionW
Egyptian fraction
Eight queens puzzleW
Eight queens puzzle
Eleusis (card game)W
Eleusis (card game)
Equal incircles theoremW
Equal incircles theorem
Equation xy = yxW
Equation xy = yx
Fibonacci nimW
Fibonacci nim
FlexagonW
Flexagon
Geometric magic squareW
Geometric magic square
Go and mathematicsW
Go and mathematics
Grundy's gameW
Grundy's game
Hexagonal tortoise problemW
Hexagonal tortoise problem
Hinged dissectionW
Hinged dissection
Hooper's paradoxW
Hooper's paradox
Journal of Recreational MathematicsW
Journal of Recreational Mathematics
Kawasaki's theoremW
Kawasaki's theorem
Kobon triangle problemW
Kobon triangle problem
William KolakoskiW
William Kolakoski
Maekawa's theoremW
Maekawa's theorem
Mathematical fictionW
Mathematical fiction
Mathematics and fiber artsW
Mathematics and fiber arts
Mathematics of paper foldingW
Mathematics of paper folding
Mathematics of SudokuW
Mathematics of Sudoku
Mice problemW
Mice problem
Missing square puzzleW
Missing square puzzle
Möbius stripW
Möbius strip
The monkey and the coconutsW
The monkey and the coconuts
Mountain climbing problemW
Mountain climbing problem
Napkin ring problemW
Napkin ring problem
NimW
Nim
Patterns in natureW
Patterns in nature
Polyhedron modelW
Polyhedron model
PolyknightW
Polyknight
PolyominoW
Polyomino
Projective Set (game)W
Projective Set (game)
Pseudo-polyominoW
Pseudo-polyomino
RithmomachyW
Rithmomachy
SangakuW
Sangaku
Simple magic cubeW
Simple magic cube
Slothouber–Graatsma puzzleW
Slothouber–Graatsma puzzle
Soma cubeW
Soma cube
The spider and the fly problemW
The spider and the fly problem
Squaring the squareW
Squaring the square
Str8tsW
Str8ts
SudokuW
Sudoku
TangramW
Tangram
TopswopsW
Topswops
Two-cube calendarW
Two-cube calendar
Wet-foldingW
Wet-folding
Akira YoshizawaW
Akira Yoshizawa