![Think of a Number](https://image.tmdb.org/t/p/w342/rfHUsjCQtgPyytftpziseZ0jBdP.jpg)
5 Season
30 Episode
Think of a Number - Season 3 Episode 3
Squeezing muscles, waving muscles, levering muscles, springing muscles and jumping muscles. He'll be in deep water seeing how Archimedes showed his muscles, how to travel first class and still keep a balance and how to keep a camera steady when you're all over the place. Meanwhile, flex your brain on this one: A round-the-world cyclist has travelled 15,951 kilometres. How many kilometres must he travel before his speedometer again shows a number which reads the same backwards ?
- annos singulos: 1984
- Patriam: United Kingdom
- genus: Family, Kids
- Studio: BBC One
- keyword:
- Director:
- cast: Johnny Ball