Press that green thingy in the corner. Move up and down, and collect powerups. For mobile people hold on the top half of the screen to go up and the bottom to go down. Teleportation is rarer than speed because it teleports you 20m across. In this, you need to get 100m or over if you use teleportation near the end.
Thank you to @mpsmps8 for the outro music, which is darkside by Allan walker. Thanks to me for all artwork. Made for scratch week studio 1: Scratch olympics.