Bubbles or different balls, one of the favorite activities Calimero. He loves to collect them three in a row. It helps to develop attention and logic. The balls have different colors and shades, the task is to collect the same balls in a row. To do this, there is a field already collected lines, and below is a ball whose color is constantly changing. They need to shoot at exactly the same color to get the line, then they will disappear, and you get nice prizes and awards while developing attention.