Reaction Time Lab

Not connected

Round

Connect the micro:bit, then press B on it to start a round.
How to set this up
  1. Download microbit.py and flash it onto your BBC micro:bit using the Python editor (Open → paste → Send to micro:bit).
  2. Keep the micro:bit plugged in by USB.
  3. Open this page in Chrome or Edge (Web Serial isn't in Safari or Firefox).
  4. Type the player's name, pick the factor, click Connect micro:bit, choose the device from the dialog.
  5. Press B on the micro:bit to start. When the smiley face appears, slap A as fast as you can.
  6. Run several rounds per factor for a fair comparison.

Recent attempts

# Player Factor Time

Leaderboard — fastest single attempt

# Player Best time Factor Attempts Average

How factors compare

No data yet — run some rounds to see the comparison.