Number Memory Test

How many digits can you hold in your head? A number flashes up, disappears, and you type it back. Each correct answer adds one more digit. One mistake ends the test.

How to play Number Memory Test

• Press Start. A number appears with a bar counting down how long you can see it.
• When it disappears, type the number and press Submit or Enter.
• Get it right and the next number is one digit longer. The display time grows a little with each digit.
• One wrong answer ends the test. You see the right number with your mistakes marked.
• Your score is the longest number you got right.

Controls

• Type with the keyboard or the number pad that appears on phones
• Enter — submit and go to the next number

Tips

• Chunk the digits into groups of two or three, like a phone number: 4-81-937 is easier than 481937.
• Say the number to yourself in a rhythm while it is on screen.
• Turn digits into dates, ages or scores you know: 1984, 21, 365.

FAQ

What is a normal number memory score?

Most adults can recall about 7 digits, give or take two. Scores of 9 or more are very good, and 11+ is exceptional.

What is digit span?

Digit span is the longest list of digits a person can repeat back straight after seeing or hearing it. It is a classic measure of short-term memory.

What other memory tests can I try?

Try the Photographic Memory Test, the Verbal Memory Test and the Chimp Test.