How to park a car in a big city turns into a real puzzle, and if you don't solve it, you won't be able to park your car. To practice, play Brain Master IQ Challenge 2. At one hundred and sixty levels you will be able to complete tasks of varying complexity and this will teach you not to be afraid of any difficulties. The task in the game Brain Master IQ Challenge 2 is to ensure that all cars can easily get from one point to another of the same color. To do this, they need to be connected by lines. In this case, the lines should not intersect, otherwise vehicles will collide.