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Number Memory
Remember the number that appears, then type it back. Each level adds a digit.
Click anywhere to start
About This Test
This test measures your short-term memory capacity, specifically your digit span — how many numbers you can hold in working memory at once.
Average Scores
- 10+ digits — Exceptional memory
- 8-9 digits — Above average
- 7 digits — Average (Miller's Law)
- < 6 digits — Below average
Tips to Improve
Try chunking numbers into groups of 3-4 digits. Create patterns or associations. Practice with phone numbers. Memory improves with regular training.