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Discover pi (Circle lab sheet) grade 7

Discover pi (Circle lab sheet) grade 7
Product Description
*Cut this sheet in half, students glue in notebook.
1. Choose 12 or more circular objects (My favorites are an old record, cd, and bicycle wheel).
2. Students measure each with string or flexible measuring tape.
3. They calculate the ratio and the average. Voila! that should be close to pi.
4. In the last column, have them check their work by multiplying the diameters by 3.14!
5. You could also show the video about circles:
http://www.shmoop.com/video/circles
Total Pages
1 page
Answer Key
Does not apply
Teaching Duration
30 minutes
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