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The bike's back

Thursday 26 February 2015

Today I was looking at some examples of balancing torques with my first year class and on the spur of the moment decided to consider a bicycle... more

Seesaw Marjorie Daw

Monday 23 February 2015

Today I was introducing rotational motion and balancing Torques so naturally the conversation moved towards seesaws. I constructed some examples... more

Bounce zone

Sunday 15 February 2015

A recent post on the OCC was asking if a student should embark on an investigation if they don't have any understanding of... more

Get out of that

Friday 13 February 2015

I was introducing rotational mechanics to one of my first year classes, by showing some simulations with Interactive physics. First without... more

Coil magnet battery

Wednesday 11 February 2015

"Coil magnet battery". That's what I googled to re-find this video that I saw on Facebook last week. At first sight it looks somewhat strange... more

Child's play

Saturday 31 January 2015

I added a potential calculation to the electric fields simulation in GeoGebra. Thought I'd try using it to plot lines of equipotential... more

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