Play Sand Castle Online Game at Cooler Maths Games, which is a battleship game. This is a physics-based game in which you will learn to focus and measure the distance. Your aim is to save your SandCastle which some enemy ships are trying to destroy with battleships. You have a cannon and your mission is to sunk all the ships in all the levels which are coming to destroy your virtual castle. Another Planet is also an amazing game.
How to Play: Use your mouse to play this game. Calculate the distance, Aim with mouse and click to shoot.