Compensation strategy number talk

We've been using number talks a lot in the classroom, sometimes they are warm-ups for the lesson and sometimes they shape a whole lesson and more. This lesson started with what I thought would be a quick multiplication number talk. When I presented them with this multiplication one student tried to use the compensation strategy in the same … Continue reading Compensation strategy number talk


Check out this amazing animation from that popped up my twitter feed via @RichardsonLiza. The infinite animation shows a sequence of dancing dots that form factorization diagrams. I covered the top left corner when showing the animation to students as it reveals too much about what is happening. Whilst the students watched the animation they … Continue reading Factorization