THE BLUE SQUARE PUZZLE
This puzzle consists of five wooden blocks as coloured in the
diagram. The blocks can slide around inside the rectangle and
the object of the game is to get the blue square in the space to
the left with the four corner pieces surrounding it.
The pieces are either dragged with the mouse or moved with the
arrow keys in conjunction with the shift key. All information is
on the playing screen.
Click here to download the file
(It will take only a few seconds.)