Click Create to begin, or Tutorial to learn how to play. Click an item to grab it. Right and left arrow keys rotate it, and up and down arrows to change the size. Click to place it. Change the track piece with 1, 2, 3, 4, 5, and 6. Change the background with Q, W, E, R, T, and Y. Change the wall pieces with A, S, D, F, G, and H. Click the One/Two Player button to change between the two. Click the Go! button to start your race. Mario is controlled with the arrow keys, and Luigi is controlled with WAD. Press down arrow/S for items. If there are any problems with the game, please comment to let me know and I will try to fix them.