Looks like we couldn’t save your results! Please check your internet connection and try again. Manually retry connection
Successfully reconnected.
Warning: Your browser is not optimized for Lumosity training, which may result in lag or blurry images.

For the best experience, please use one of our recommended browsers.
In this game, you quickly match tiles according to the rules — but the rules change. You must constantly switch between matching shape or color.

Switching tasks means balancing the cognitive process for interpreting shape with the one for color. These two processes can disrupt each other and lead to mistakes.

Sign up or log in to play