Keys to press: 0 = Level Editor 1 = Floor Tiles (cycle options by repeated press) 2 = Special Blocks (cycle options by repeated press) 3 = Water Blocks (cycle options by repeated press) (drop through platforms) [You can jump up through the top of the water blocks to stand on but can then drop back down using the down key] 4 = Collectables (cycle options by repeated press) L = Switching Levels (only available in editor mode) R = Reset Level (with new height + width) & (only available in editor mode) G = Goomba spawn