Best Streak: —
Current Streak: —
Watch the ball. Count the bounces.
A color-shifting ball bounces around the arena for 30 seconds. Watch closely — then guess how many times it bounced.

The ball speeds up as time runs out. Train your dynamic vision.
Watch: A ball bounces for 30 seconds, changing color through the rainbow. Speed increases over time.

Guess: After 30s, pick how many bounces you counted from 5 choices.

Replay: See the ball replay with bounce count shown. Then find out if you were right!

Scoring: Exact answer = ✓. Wrong = ✗. Your best streak is saved.
30.0s Watch carefully…
How many times did the ball bounce?
Choose your answer
Replay Bounces: 0
Watch again — bounce count shown on the ball
—
total bounces
Exact count wins — no partial credit.