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Think of a Number
Apr 12, 1978 30 min avg S1 E5
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Description
tvFamilyKids
A light-hearted exploration of maths and science, presented by Johnny Ball.
Episode 5The Shape of Wealth
This week Johnny discovers some dicey things about dice and a number over a thousand miles long; also something heavy about gold and cutting about diamonds. Meanwhile - Think of a Number. By using two minus and one plus signs make this all add up! 123456789 = 10
