RULES AND FEATURES
A small neutron under your control scurries around the field back and forth, collecting the elements that are missing for it to gain critical mass. Try not to get hit by enemy balls — they stop the game. Control — keyboard. The goal is maximum points.
Flash player plugin is not supported still Feb.21.
Alternative game you can play right now:
Brodilka for your tablet
You can play the game CRITICAL MASS online 24 hours a day for free. It is no need to download and install it on your computer, and it is also not required you to be the registered user. Just ckick and enjoy. See also a set of related games below on that you might be interested to look.