If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
The purpose would be to make a picture from distinctive number of pieces. You will find four modes: easy - 12 pieces, medium - 48 pieces, hard - 108 pieces and expert - 192 pieces. Each mode has a time, and you might have to make the picture prior to the time runs out. Use mouse to drag the pieces into right position. In any case you may disable the time and playing relaxed. Shuffle and start out the game.
This game is played by mouse only.