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These resources have been reviewed and selected by STEM Learning’s team of education specialists for factual accuracy and relevance to teaching STEM subjects in UK schools.

Best circle

Act 1

Four people complete the challenge of drawing a perfect circle. Looking at the results, who do you think made the best job of drawing a perfect circle?

Act 2

Area, coordinates, and perimeter are given for each attempt.

Act 3

A sheet is given for helping to come up with a ranking for ‘the most perfect circle’. Using the criteria given, a ranking of the examples is shown in a photograph.

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