If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Racing Truck games a very interesting games even if the game is jigsaw. At this game we have a nice picture of racing truck, which wait for you to solve fastest as you can. At this game first you you must to select your expertise level to play, and then you will start to collect shuffled pieces at one picture, and that must to be done before time limit is gone. If you need more time you can remove the time limit, and to continue with the game.