Memory Test | How to use and interpret results
Recall a briefly displayed digit string, starting with three digits and growing after each correct answer. The score records the longest string successfully repeated.
- Runs in your browser
- Nothing is uploaded
- No signup; device limits apply
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How to use this tool
Start, watch until the digits disappear, and enter them in order. Preserve a leading zero because the task compares a string rather than a numeric value.
Results and examples
If the display shows 047, enter 047 to advance. Failing at four digits leaves the maximum successful span at three digits.
Worked example
If the display shows 047, enter 047 to advance. Failing at four digits leaves the maximum successful span at three digits.
Limitations
- Display duration changes with length, so this does not reproduce a standardized memory test.
- Age norms and cognitive-health interpretation are not provided.
Fields
| Field | Guidance and constraints |
|---|---|
| Enter the number | Check the unit and format displayed beside this field. |
Data handling
Processing stays in the current browser tab; the site does not upload tool input for the calculation itself.
Sources
Frequently asked questions
Must I type the leading zero in 047?
If the display shows 047, enter 047 to advance. Failing at four digits leaves the maximum successful span at three digits.
Does the span indicate cognitive health?
Display duration changes with length, so this does not reproduce a standardized memory test. Age norms and cognitive-health interpretation are not provided.
