Explaining, convincing and proving
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problemTransformations for 10
Explore the properties of matrix transformations with these 10 questions.
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problemInterpolating Polynomials
Given a set of points (x,y) with distinct x values, find a polynomial that goes through all of them, then prove some results about the existence and uniqueness of these polynomials.
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pageMathdoku Demonstration
This video of Charlie and Liz solving a 6 by 6 Mathdoku may give you ideas for strategies to try.
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articlePrimary Proof?
Proof does have a place in Primary mathematics classrooms, we just need to be clear about what we mean by proof at this level.
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articleTake One Example
This article introduces the idea of generic proof for younger children and illustrates how one example can offer a proof of a general result through unpacking its underlying structure.
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articleReasoning: Identifying Opportunities
In this article for primary teachers we consider in depth when we might reason which helps us understand what reasoning 'looks like'.