2 Cars with accelerator

The principle of the game is to control both cars at the same time as the collection of both the yellow dots and blue dots and simultaneously avoid the squares.
In this version you can change the rapidity of the game you can make them slow "more easy" or fast "more difficult"
To complete the game you have to be calm and concentrate.
This is more difficult at first, but gets easier with practice.
Both cars are moving at the same speed.
Both cars can turn left and right.
The squares appear at random times
**** The game ****
✔ You have to control two cars simultaneously
✔ Avoid square.
✔ Collect all the points
✔ Do not miss any item
✔ Start with the slow level, and make them more rapid step by step