visitors this year: 312 As the season switched from spring to summer we look at weedkillers. How do weedkillers (aka herbicides) work? How can a weedkiller target one plant and not another? Roger Frost asked...
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rogerfrost.com is a compendium of ideas for using technology with sciencey questions in mind. Started in 1995 to offer ideas to school science teachers, its coverage now extends to gadgets, home automation, home living and sensors to help understand what’s going on around the house.
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Roger Frost (his cv) has been writing about technology since 1988 and this web includes his articles; tutorials, lesson outlines and radio interviews.
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