I Will Have At Thee With Mine Index Finger! Or, Two Thumbs Good

e=mc2andallthat

Not for the first time, I did a double take during a lesson today. Out of the corner of my eye, I thought one student was texting. During an AS Physics lesson? Shameful! This behaviour cannot and must not be tolerated!

But she wasn’t texting at all. She was actually using her scientific calculator to solve projectile problems exactly as I’d asked her to do — but using her thumbs to press the keys rather than her fingers. And she was holding the calculator in exactly the way she would hold a smartphone when texting.

Possibly this seems unremarkable to you. I guess it depends on your generation. It seems remarkable to me. Let me explain why.

I still remember the first scientific calculator that entered my parents’ house. It was a hulking unwieldy thing with a primitive red LED display that completely drained a 9V battery after barely an…

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About teachingbattleground

I teach
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