Click, up arrow, or space bar to move up, and do nothing to move down. Avoid all of the obstacles and the ground, and try to survive for as long as possible.
My high score is 87. Inspired by https://scratch.mit.edu/projects/1141005632 by GleamScape. Also inspired by the wave gamemode in Geometry Dash, made by RobTop. The song used is "Cosmic Dolphin" by megawolf77.