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What does Pizza have to do with Ancient History?
The activity describes Eratosthenes' experiments which determined that the Earth is spherical, rather than flat. Students reproduce Eratosthenes' methods using a slice of pizza to calculate the circumference of the entire pie.
Intended for grade levels:
  • Middle (6-8)
  • High (9-12)
Type of resource:
  • For the classroom:
    • Classroom activity
  • Geological Sciences:
    • Geophysics
  • History and philosophy of science
Technical requirements:
Exercise requires Microsoft Word
Cost / Copyright:
No cost
Copyright 2005, Eric Cohen.
DLESE Catalog ID: NYIC-000-000-000-024
Resource contact / Creator / Publisher:
Author: Eric Cohen
Westhampton Beach High School