Category Archives: Lesson Ideas

Vary and twist: Simplifying ratio

Download the word file here This one was hard. I spent ages rearranging questions and looking at what should be added. Specifically, I had a massive dilemma when it came to introducing fractions. I was trying to point out the ways in which simplifying fractions and simplifying ratio were similar, but I’m not sure that… Read More »

Vary and twist : Inverse proportion

Another ‘vary and twist’. This time on inverse proportion. Download it here. I have added a section at the top making explicit that students should make an expectation of the answer before working it out, as I think this is where the power of these types of activity come from. My thinking A question to… Read More »

Vary and Twist: Proportion

I’m going to call these Vary and Twist. Section A is some variation practice. Here’s my thinking behind the variations: Simple example Context change, numbers stay the same OK. Now double what we require. answer doubles Amount needed triples, answer triples. Also 6 x first one We’ve doubled the number of pens in the first… Read More »

Maths ‘spelling’ tests

I teach a group with low prior attainment. One thing I noticed is that they often lack the knowledge that other students take for granted, which holds them back. We were discussing the questions “Write   as a decimal” and their lack of knowledge that  really held them back. I thought back to spelling tests… Read More »

Bad graphs

I collect misleading graphs. Here’s an excellent one I saw today. What’s wrong with it? There’s more than the obvious. How would you regraph it? Here’s some other weird ones. Although maybe it’s wrong to call these graphs These are ‘infographics’ not graphs. Heathenous maths person… 😉 — TheProvokedPedagogue (@Provokedpedagog) October 9, 2017

This blog is back from the dead

I went to Mathsconf13 at the weekend. It was a lot of fun. I would highly recommend attending one. I will be the first to admit that I am not always the most well-behaved during CPD time. I often find it difficult to see the purpose, and it’s often way too generic to be useful.… Read More »