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Think of a NumberSeries 1Episodes

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Back up to: Think of a Number

  1. Water

    In this edition, the theme is water. Johnny Ball considers icebergs and soap bubbles.

  2. Materials

    Johnny Ball looks at family trees and boomerangs, and turns a fossil back into a dinosaur!

  3. The Shape of Wealth

    Johnny Ball tackles wealth as he entertains and explains how numbers and science work.