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PD Videos: Reasoning and proof

These videos show various ways that ideas relating to reasoning and proof can be used in A level Mathematics/Further Mathematics lessons. Each video is approximately five minutes in length and demonstrates a different idea.

The videos were filmed at Beechen Cliff School in March 2017.

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    1. Introducing mathematical argument, logic and proof - Video

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    2. Proof by deduction - Video

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    3. Proof by contradiction - Video

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    4. Proof by exhaustion - Video

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    5. Checking proof - Video

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    Presentations

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    Reflection questions and lesson plans

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