There are four sets of Arithmetic troubles each is connected to a site visitors light signal. If you faucet proper option for the asked question, it will make its sign environmentally friendly and rest all indicators will be purple. In every single level you have to control the site visitors for a constrained time. Attempt to clear up as lots of queries as you can, though staying away from the targeted visitors congestion. If you tap the mistaken solution, you will lose the stage. Video game will be more durable little by little as you progress the amounts.