Support for Flash Player was ended on December 31, 2020. The game is emulated above on a best-effort basis using Ruffle, but could lag or not even start. If you want to properly play this game, please download the SWF here and play it on a locally installed Flash Player.

Mouse - Move Atoms
SPACE - Pause
ESCAPE - Back to Menu
R - Reset Puzzle
N - Mute Sound; M - Mute Music