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Series SeasonSeason 5 episodes1984

Think of a Number

Series 5

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Episode 130 min1984-01-04

In the Balance

A 6 part series with Johnny Ball. Johnny bounces back with some lighthearted explorations into numbers and science. This week Johnny gets thrown off balance by two junior judo champions, but realising the gravity of the situation, recovers sufficiently to take a bicycle ride on a tightrope. Does he fall off ? Weight and see! Meanwhile - weigh this one up. A half is a third of it... what is it ?

Episode 230 min1984-01-11

Bounce and Stretch

Watch Johnny spring through sand, cement and sponge cakes and discover new angles to pool playing.

Episode 330 min1984-01-18

Planes and Flights of Fancy

This week Johnny Ball airs his views on Plain Planes and Flights of Fancy with the aid of paper darts, boomerangs, kites and the only model jet aircraft in the world.

Episode 430 min1984-01-25

The Maze of Ways from A to B

Johnny takes off his waistcoat without removing his jacket and spins his way through maps and mazes, helped by a robot mouse. So if you're knot amused, at least you'll be amazed.

Episode 530 min1984-02-01

Say it with Numbers

Johnny whistles for the thistle sifter, finds out how a turtle draws and even meets a computer that talks back. So, in a few words - sag a teat in front of the belly.

Episode 630 min1984-02-08

Beat It!

This week, the last of the series, it's Think of a Number and Beat it! Johnny discovers that hitting things together goes down with a bang, crash, wobble and bonk - as well as a laugh. So if the mood strikes you-hit that button and watch out!

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