This is the third game from series of coloring games about underwater world and fishes. Play coloring game Underwater world 3 with beautiful fishes and seahorse. Choose free mode of the game and design colorful picture as you like, or choose challenge mode and try to get five stars. If you choose challende mode, your goal is to use Hint to remember colors and become the winner. After every one minute you can use Hint again. Use mouse for choosing a color for the pencil and click on the picture.