A free app for Android, by Stereopsis.

Stereo Blocks is an arcade game for Android devices that can be used to train your brain to work together. It can be used with any 3D glasses, and its recommended that you use them. The game is designed to help you treat your lazy eye and to help you improve your vision. It will make you see better and better, and it is recommended that you use it every day.

Stereo Blocks is a classic arcade game. You are playing against your eyes, trying to force them to work together and to see only one color. The color that you are seeing is the one that you choose.