Size Match Lab

Goal: match identical items that vary by size only.
Drag a choice into the box to match the sample.

Object: — Level: 3 choices

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Drag the matching size into the box.

Sample
Drop here
Correct
0
Errors
0
Accuracy
—
Consecutive Correct
0
Difficulty
More choices = harder.
Prompting
Optional visual prompt for matching choice.
Sound
Simple beeps (works offline).
Tip: Keep the dimension relevant: size. Within a trial, the item type stays identical. Across trials, item types change to support generalization.