adwUse arrow keys or WASD to move around. 0 to go into the level editor, and click to place tiles the coins you have collected are in the top corner Press x to shoot fireballs Editor Key: 1 key = wood tiles/pipes 2 key = solid blocks/end screen blocks/bushes/clouds 3 key = semi-platform tiles 4 key = coins/Mario spawn 9 key = enemies/power ups r key = reset level l key = switch levels Tiles like wood platforms,pipes and semi-platform tiles. If auto arranging is not working, press the q key. If you want to put two semi-platforms in front of each other, press the space key while placing the tiles.
sorry for not posting sooner, I had school and worked on multiple games, but here is Mario maker. Thanks to @griffpatch for code