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He who isn’t Shaw
Everyone is familiar with George Bernard Shaw’s line: “He who can, does. He who cannot, teaches.” Apparently it isn’t universally popular in educational circles. But what did Shaw actually mean? I’d...
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Ugliness and masturbatory definitional runarounds
If you haven’t read A Mathematician’s Lament, Paul Lockhart’s gloriously polemical assault on the confused heap of destructive disinformation known as “the mathematics curriculum” then I strongly...
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In praise of Pick’s theorem
Should Pick’s theorem be on the A-level maths syllabus? In a blogpost at the De Morgan Journal, I argue that it should.
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Flipping Classrooms and Hegartymaths
For many years, maths lessons have run in roughly the same way: the teacher stands at the blackboard, giving a mini-lecture on some mathematical topic or technique, introducing the idea, outlining the...
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Dr Who and the Quaternions
“The parametric engines are jammed! Orthogonal vector’s gone! I’m almost out of ideas!” I have a guest post at The Aperiodical reporting on the London Mathematical Society’s birthday party last week,...
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Learning to Learn from Babies
Yesterday, my twin sons turned one. I have spent an amazing number of hours over the last year watching them. I wondered if this experience might teach me something too, about how to learn. After all,...
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