A game of pentominoes. The aim is to fill the board with the pieces. To move a piece, click on it to pick it up and click again to drop it.

To rotate the piece you're moving type a space. To flip the piece you're moving, type 'h' or 'v'.

To change the shape of the board, type 'b'. For boards in the shape of a piece, the piece of the same shape is not included.