Tetromino Piece Guide
A breakdown of the shape, color, rotation behavior, and practical uses of all 7 tetrominoes that appear in falling block puzzles.
I-Tetromino — The Line Piece
The only piece made of four cells in a straight line. The star of the 'Tetris' — clearing four lines at once.
O-PieceO-Tetromino — The Square Piece
A 2×2 square piece. Its shape never changes when rotated, making it the easiest piece to handle.
T-PieceT-Tetromino — The T-Shaped Piece
A T-shaped piece with a bump in the middle. The star of the advanced technique known as the T-spin.
S-PieceS-Tetromino — The S-Shaped Piece
An S-shaped zigzag piece. Fits well on staircase-shaped surfaces.
Z-PieceZ-Tetromino — The Z-Shaped Piece
A Z-shaped piece that mirrors the S-piece. Pairs with S to level out the surface.
J-PieceJ-Tetromino — The J-Shaped Piece
A J-shaped piece with a hook to one side. Great for filling corners and the left wall.
L-PieceL-Tetromino — The L-Shaped Piece
An L-shaped piece that mirrors the J-piece. Great for cleaning up the right wall and corners.