The Science of DIY The Wheelbarrow 1/5 Len Fisher and fellow experts reveal the importance of leverage when conveying a load. The Science of DIY A Chip off the Old Block
2/5 Len Fisher and fellow experts reveal how to sharpen and use your tools properly. The Science of DIY If I Had a Hammer 3/5 Len Fisher and fellow experts locate the 'sweet spot' to hit your nail on the head. 4/5 Len Fisher offers choice tips on nuts, bolts and spanners while renovating an old bicycle. 5/5 Len Fisher and fellow experts demonstrate how screws and screwdrivers are in fact levers.- posted
7 years ago