Puzzle
problem or enigma that tests the ingenuity of the solver
Parsons problem
mathematical puzzle
Eternity puzzle
riddle
word puzzle
Babylon Tower
killer sudoku
word search
logic puzzle
Masters of the Elements
puzzle globe
Rubik’s Tangle
36 cube
Wason selection task
Nintendo tumbler puzzle
chess puzzle
Knight's tour
logogriph
Connect the dots
mind game
puzzle jug
sudoku
24 game
acrostic puzzle
riddle
puzzle video game
maze
Samson's riddle
tiling puzzle
Walls & Lines
mechanical puzzle