Kolocolor

game’s base: add or remove color to create new color.
First click on the window of the game to activated, and then use LEFT, RIGHT, UP and DOWN the keyboard arrows to move the white circle.
Your goal: Fill the squares containing colored circles, with the color of those circles.
Note: you can create black squares, but you can not return on it.
The rules:
kolocolor

very easy First click on the window to activated.

Level 1 First click on the window to activated.

Level 2 First click on the window to activated.