Average person can hold only 6 characters in Working Memory. Numerous research studies show that higher Working Memory Capacity is related higher general intelligence, better sex, more money and other benefits. The question is, if you improve you working memory, will your general intelligence improve? We don't know, but this application is designed to exercise your Working Memory.
Here is how it works: letters and numbers will be presented sequentially on the screen. Your goal is to enter them in reverse order. That's it! Would you like to know your Working Memory Capacity?