If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
The Fast Cars Jigsaw is a very fun online flash game which is free to play and without any special requirements needed. Upon entering the game, will load for a very short period of time. After the loading period, you will be given choices on what picture you want to solve and the difficulty level that you would like to try.
This game is very simple. You just have to press the "shuffle" button on the lower right corner of the screen after picking an image so that the pieces will be scattered. Now all you have to do is to place the pieces in its proper place one by one and solve the jigsaw puzzle by forming the picture which you have seen before shuffling the puzzle pieces.
This game is played with mouse only.