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To create a bomb, draw a circle with the mouse. A bomb will explode if it collides with a box. Bombs change the colour of boxes. Draw a line with the mouse and a bomb will rebound off of it. If three or more boxes of the same colour touch, they will disappear.

Sometimes, adding an extra box helps to get rid of them. To create a box, draw a square with the mouse.

Sometimes specials boxes and bombs appear...

Click here to launch the game in a pop-up window.