Reaction Time

See how quickly you respond to visual signals.

Sequence Recall

Remember an increasingly long pattern of button presses.

Precision Trainer

How fast can you hit every target?

Number Recall

See how many digits you can remember in sequence.

Word Recall

See how many words you can keep in your short-term memory.

Chimpanzee Challenge

See if you can outsmart a chimpanzee.

Typing Challenge

How fast can you type? Test your Words Per Minute (WPM).