Find the rule
Work out the hidden pattern in a number sequence and choose the missing value. Increasing levels and a daily challenge test observation and calculation.
How to play & controls
Tap or click one of four answers, or use 1–4 on desktop. Compare differences and relationships between the numbers before choosing; use hints or skip a difficult level when available.
About the game
Work out the hidden pattern in a number sequence and choose the missing value. Increasing levels and a daily challenge test observation and calculation.
PuzzlesHow to play
Tap or click one of four answers, or use 1–4 on desktop. Compare differences and relationships between the numbers before choosing; use hints or skip a difficult level when available.
- Free
- In your browser
- Mobile and desktop
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