3x3 or three by three may refer to:
*
3x3 basketball
3x3 basketball (pronounced ''three-ex-three'') is a variation of basketball played three-a-side, with one backboard and in a half-court setup. According to an ESSEC Business School study commissioned by the International Olympic Committee, 3x3 ...
, a variation of basketball played three-a-side
*''
3×3
''3×3'' is the second extended play by the English rock band Genesis, released in May 1982 on Charisma Records. Its three songs were originally written and recorded for their eleventh studio album '' Abacab'' (1981), but they were not included ...
'', a 1982 extended play by Genesis
*3x3, the classic version of the
Rubik's Cube
The Rubik's Cube is a Three-dimensional space, 3-D combination puzzle originally invented in 1974 by Hungarians, Hungarian sculptor and professor of architecture Ernő Rubik. Originally called the Magic Cube, the puzzle was licensed by Rubik t ...
*
Tic-tac-toe, a paper-and-pencil game played on a drawn-out three by three grid
*
3x3 a UK Drill group
{{Letter-NumberCombDisambig