Press T when the editor appears to start. Arrow keys to move Mario, Up/Z to Jump, X to run and throw fireballs. Something funny happens when you get to the flagpole... When you reach the edge, stand on the 2nd block and crouch. PLAY IN TURBO MODE. Click here: https://scratch.mit.edu/projects/132329259/#player
When I found this Super Mario Maker Project, I just HAD to make a level. So here you go. Credit to Brad-Games, Geocashing, and EJ121. MORE THAN 4000 VIEWS!? THIS IS CRAZY!!!!!!!!