Helmet is a Game & Watch game that was released in 1981. In the game, you have to run from one house to the house across from it without getting hit by falling tools that your enemies is throwing at you. Sometimes the door on the other house will close, making you run around until it opens.
Mario's Cement Factory is a Game & Watch game. Two versions of the game were produced: the first was for the Game & Watch Table Top and the second was a more conventional New Wide Screen Game & Watch. In both versions, Mario's mission in the cement factory is to open doors to prevent cement containers from overflowing. To get to the different containers, Mario has to jump onto moving platforms. The game was remade as a downloadable DSiWare title.