Think of a Number
7.7EndedFamilyKids

Think of a Number

A light-hearted exploration of maths and science, presented by Johnny Ball.

1. Episode 1

0.0Apr 12, 1978 · 30 min

Johnny Ball, with the help of a studio audience, will show some mind-stretching models, blistering ballistics, lightning calculations and some shocking ways to store your energy - and let it go.