Double click that flag to make sure everything works properly. This game can be laggy on low-end devices. You are in a remote part of the Arizona desert in a facility where your goal is to stop a plasma reactor core from melting down, freezing, and many other possible outcomes. If such events happen, it is up to you to stop them, escape them or simply watch them. Seizure warning! Game contains some flashing lights.
Legacy version of reactor simulator. This was the last version of the original reactor simulator before I unshared it. If you have trouble loading or running the main game, try playing this version.