Psychology research task
Trail Making Task A/B
connect distributed targets in numeric order (A), then alternating numeric and alphabetic order (B).
Construct
visual search, processing speed, sequencing, and set shifting
Response format
pointer, keyboard
Version
2026-07-14
Research-use note
This responsive browser implementation is a research proxy and is not equivalent to a standardized paper-and-pencil or supervised digital Trail Making Test. Screen geometry, target layout, pointing method, motor ability, and device latency materially affect completion times.
This resource is not a clinical diagnosis, treatment, professional assessment, or crisis service. Researchers remain responsible for ethics approval, lawful processing, suitability, deployment, and interpretation.