abracadabra
age puzzles and tricks
alphametic
Altekruse puzzle
anagram
Archimedes cattle program

backgammon
birthday surprise
bishops problem
blackjack
Blanche's dissection
book stacking problem
Bridges of Königsberg
burr puzzle

cake-cutting
cards
Cayley's mousetrap
celt
chess
Chinese rings
clock puzzles
counterfeit coin problem
cryptarithm

dice
Diophantus's riddle
Dirac string trick
dissection
domino

Einstein problem
Eternity puzzle
Euler square

Fifteen puzzle
flexagon
fly-between-trains problem
four fours problem
four knights puzzle
Fox and Geese
Frogs and Toads

game
game theory
geometry puzzles
Get Off the Earth
Go

haberdasher's puzzle
Hadwiger problem
Hex
Hnefa-Tafl
hole-in-a-postcard problem
hole-through-the-Earth problem
hundred fowls problem

Icosian game
impossibilities in mathematics

kings problem
kinship puzzles
knight's tour

Latin square Life, game of
loculus of Archimedes

MacMahon squares
magic cube
magic square
magic tour
mancala
Martingale system
maze
measuring and weighing puzzles
mechanical puzzles
missing dollar problem
moving sofa problem
Mrs. Perkins' quilt

Nash equilibrium
Nim
Nine Men's Morris

Ovid's game

palindrome
pangram
peg solitaire
Phutball
polyomino
Pony Puzzle
postage stamp problems
prisoner's dilemma
puzzle jug
puzzle rings
Pythagorean square puzzle

queens problem

Rithmomachia
river-crossing problems
rooks problem
rope-around-the-Earth puzzle
roulette
Rubik's cube

St. Ives problem
self-enumerating sentence
Senet
shuffle
shunting puzzles
Slothouber-Graatsma puzzle
Soma cube
Sphinx riddle
spider-and-fly problem
Sprague-Grundy theory
Sprouts
strategy
string puzzles
Sultan's Dowry

TacTix
Tafl game
Tangloids
Tangrams
Tetris
Thirty Colored Cubes puzzle
Three Men's Morris
tic-tac-toe
tippee top
tour
Tower of Brahma
Tower of Hanoi
T-puzzle
Trick Donkeys

utility function

vanishment puzzle

walking in the rain problem
what color was the bear?
wheat and chessboard problem

zero-sum game