Think of a Number Episode Ratings Heatmap
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About
A light-hearted exploration of maths and science, presented by Johnny Ball.
All Seasons
▶
Series 11978
—0723m
▶
Series 21979
—06
▶
Series 31980
—06
▶
Series 41982
—06
▶
Series 51984
—06
▶
Season 6
—06
Full Cast & Crew
Cast
Johnny Ball Self - Presenter
William Blezard Self
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