Logic & numbers

Number IQ

Find the rule behind each sequence. Ten different puzzles in every round.

Choose a level. Every answer is followed by a short explanation. No timer.

Find the pattern behind the numbers

The missing number can appear at the start, in the middle or at the end of a sequence. Choose Easy, Medium, Challenge or Mixed, then check the explanation after each answer. The question bank contains 300 puzzles. This game practises pattern recognition; it does not measure IQ.