TV series
Think of a Number
1978–1984, English, on BBC One.
A light-hearted exploration of maths and science, presented by Johnny Ball.
- Seasons
- 5
- Episodes
- 30
- Episode length
- 30 min
- Status
- Ended in 1984
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Where to watch Think of a Number
Think of a Number isn’t listed on any OTT platform in India yet.
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Latest episode
S5 E6: Beat It!
Aired 8 February 1984
Seasons 5
Cast & crew
Details
- First aired
- 12 April 1978
- Last aired
- 8 February 1984
- Network
- BBC One
- Language
- English
- Country
- United Kingdom
- Type
- Scripted
Check ratings elsewhere
News & fan talk
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Think of a Number: quick answers
Is Think of a Number worth watching?
Think of a Number doesn’t have enough ratings for a verdict yet.
How many seasons of Think of a Number are there?
Think of a Number has 5 seasons and 30 episodes, about 30 minutes each.
Is Think of a Number finished?
Yes. Think of a Number ended in 1984, so you can watch the whole story.
Which OTT platform is Think of a Number on?
Think of a Number isn’t listed on any OTT platform in India yet. (Checked 12 November 2026.)
Think of a Number parents guide: is it suitable for kids?
No age rating is listed for Think of a Number yet.
What shows are like Think of a Number?
If you liked Think of a Number, try The Wiggles, Yo Gabba Gabba!, Superbook.