Drag Racing Tree — Reaction Time Tester

PRE‑STAGE

STAGE

AMBER 1

AMBER 2

AMBER 3

GREEN

RED

YOU

PRE‑STAGE

STAGE

AMBER 1

AMBER 2

AMBER 3

GREEN

RED

COMPETITOR

Tree mode

Random delay window

Competitor skill

Hold the button to turn on PRE‑STAGE and STAGE. Competitor will stage on their own.

You: —

Competitor: —

Keyboard: hold Space to stage, release on green. Red = foul.

Need lane lengths, rollout, or logging?