If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Choose between 20 puzzle pieces or 40 puzzle pieces. Put all the puzzle pieces in the right place to solve this jigsaw puzzle of two cute pets, one is a dog and the other is a cat. When the puzzle pieces are in the right place, it will snap, and can never be move again.
Left click and drag the puzzle pieces with your mouse.