Starship Invaders is a great game that is a lot of fun. You may find that it is so entertaining that it may even become an addicting game. It is extremely easy to play. You only need the left and right arrow keys to dodge the Starship and you can shoot them down with the up key. That?s all there is to it! You will enjoy the smooth graphics and the fast game play. Hours of non-stop fun for all ages. More at www.gamesatgames.com