Tetromino
Tetrominoes, sometimes called tetraminoes or tetriminoes are four-squared polyominoes. The seven tetrominoes are i, o, t, s, z, j, and l.
i
Tetrominoes, sometimes called tetraminoes or tetriminoes are four-squared polyominoes. The seven tetrominoes are i, o, t, s, z, j, and l.