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The Fair Test (controlling variables)
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TES PowerPoint presentation of 9 slides about the importance of controlling variables (i.e. conducting a fair test).
Key Concepts addressed:Details
TES PowerPoint presentation about the importance of controlling variables (i.e. conducting a fair test).
The 9 slides includes six examples of investigations where some variables are not being controlled, with notes. They are intended to make students think. View the presentation here
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