Any mechanic needs some pieces to do his job. In this game with mechanics you have to spot each wheel from the scene and to do so assing each mechanic a wheel. Seems simple but being a thinking game, it`s not that simple. You have a lot of obstacles to get over. You have to find a strategy to eliminate this obstacles, in correct order and good timing so all wheels drop to the mechanics arms.
Wheels games are enough, the same with mechanics - what is special with Tire Shop game is you have to put your brain in game, to find the right way to complete each level. Don`t give up, anytime exist a solution which can solve the puzzle - you only need to find that solution. Good luck!