Multi-colored balls are scattered on transparent glass flasks. They are mixed there, and you should sort them, and as a result, balls of the same color should be in each container. Go into the game Sorting balls and start shifting balls using empty flasks. If you pulled out a ball and moved it, you will not return it anymore, remember this. Before you start sorting, think about just one wrong step will negate all your efforts. The game has forty levels and already from the fifth you will begin the difficulty.