Cool puzzle game. Use no more than four colors to color the regions of the map so that no two adjacent regions have the same color. Adjacent regions share a common boundary that is not a corner. This game is based on the famous 4 colors mathematical problem. The game is recommended for ages 3-8, but will be interesting for older ages as well. With this game children can develop several elements of mathematical thinking, including searching for patterns and strategies. Ideal for boys and girls. Keeps children engaged for a long time. It's a cool educational and learning exercise for preschoolers. The game is optimized for Android phones and tablets.