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The Science of DIY Episodes

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  1. Getting in a Twist

    5/5 Len Fisher and fellow experts demonstrate how screws and screwdrivers are in fact levers.

  2. Tightening Up

    4/5 Len Fisher offers choice tips on nuts, bolts and spanners while renovating an old bicycle.

  3. If I Had a Hammer

    3/5 Len Fisher and fellow experts locate the 'sweet spot' to hit your nail on the head.

  4. A Chip off the Old Block

    2/5 Len Fisher and fellow experts reveal how to sharpen and use your tools properly.

  5. The Wheelbarrow

    1/5 Len Fisher and fellow experts reveal the importance of leverage when conveying a load.