Click or press any key to play, with soundArrow keys or A/D to move 路 Up, W or Space to jump, again in mid-air to double jump 路 M mutes the sound

Arrow keys / A-D to move · Up / W / Space to jump (press again in mid-air to double jump) · Enter on the end screen to play again · gold stars wait in the glowing side doors (optional) · J to switch effects on/off · M to mute sound · add ?art=0 to the address for the plain shapes