THE PLAYBOOK · 850305
How to play Reaction Challenge
This 850305 page combines Reaction Challenge with a guide to the decisions it asks you to make. Finish five valid responses. An early click does not count as a completed response; start that attempt again. Use read the feedback to give your round a clear purpose.
Read the feedback
Status messages explain the current state and rejected actions. Check them when an action does not behave as you expected.
Your goal
Finish five valid responses. An early click does not count as a completed response; start that attempt again.
Step by step
- Start a round and wait without clicking.
- When GO appears, click or tap the large target.
- Read your response time and start the next round.
- After five rounds, the game shows the mean time.
Controls
Use the on-screen controls with a mouse or touch.
A useful example
A valid 250 ms response counts. Clicking during WAIT is too early and must be repeated.
Watch out for this
Browser scheduling, screen refresh and input hardware can affect the measurement. It is not a medical test.
Common questions
What is included in this edition?
Wait for a random signal and respond when the board changes to GO. Complete five rounds to see an average response time.
Which controls should I use?
Use the on-screen controls with a mouse or touch.
Can you show a concrete example?
A valid 250 ms response counts. Clicking during WAIT is too early and must be repeated.