Click "Start" to play
Memorize and write as many digits in the quickest time possible.
Click on the start button.
A one-digit number will be displayed. When the message, "Memorize the numbers now." has disappeared, type that digit. If you are correct, you will given a two-digit number. Play continues with the number increasing by one digit every time you supply the correct answer.
The amount of time given to memorize the number and to type the number increases with the length of the number.
When you make a mistake you have the option of supplying your name to submit your score for the high score page.