

A light-hearted exploration of maths and science, presented by Johnny Ball.
6 episodes · April 12, 1978
No — Think of a Number has ended.
Think of a Number has 5 seasons and 30 episodes, and first aired in 1978.
Think of a Number holds an average rating of 7.7/10 on TMDB, and it lands best with fans of family and kids. Join the discussion below to add your take.
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