Choose a sequence
Select a group based on target readability and the task length you want. There is no required order or completion schedule.
Choose a short, medium, or large-grid sequence. These groups organize the tool; they are not validated ability levels.
Use smaller grids for a shorter task and readable targets.
Grid
3×3
Local best
—
Rounds
0
Time
0.00s
Next
1
Select a group based on target readability and the task length you want. There is no required order or completion schedule.
Best time, last time, and round count are stored under the existing browser keys so earlier local history remains available.
The interface groups are site-defined practice settings. They are not population ranks, clinical levels, or predictions of a future result.
For a useful personal comparison, keep the grid, device, input method, and error rule the same. Stop before eye or hand discomfort.
No. It organizes repeatable visual-search rounds and records task results without promising an outcome or schedule.
No. They only describe the relative grid sizes included in each sequence.
It is stored locally in this browser. There is no account, public ranking, or cross-device sync.