Unconventional units of measure

Units of measure

Some people are fantastic at estimating measures, well certain measures. I could estimate someone’s height in metres and centimetres and I would be equally happy to use feet and inches.  I suspect the generation above me would prefer to use imperial units on the whole, and the generation below me seem able to do a […]

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Errors and Inequalities

Recently I was revising y = mx + c with my Year 10s.  I was using an app that demonstrated the gradient calculation for different lines.  The line started with a vertical change of 2 units and a horizontal of 1 giving a gradient of 2 ÷ 1 = 2.  I could then drag the […]

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