How to play
Discover the hidden rule through calm, careful observation.
- 1
One hidden rule each day
Every puzzle is built around a single secret rule. The sequences you see are just its manifestations.
- 2
Answer the question
After each sequence you get a simple question, usually a choice between two options like Up or Down.
- 3
Chain five in a row
Get 5 consecutive correct answers to prove you understand the rule. A single wrong answer resets your streak to zero.
- 4
Discover the rule
Reach five and the hidden rule is revealed. Keep going, or review the sequences to confirm your reasoning.