Drag a block onto the board, or tap it and then tap the cell for its top-left corner.
A block stays in the shape shown. It does not turn.
A full row, column, or 3×3 box clears at the same time.
Clear several at once for bonus points.
The round ends when none of the three blocks fit.
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Place three blocks on a 9×9 board. A full row, column, or 3×3 box disappears. Blocks stay in the shape you are given. The round ends when nothing fits.