Lesson Plan

Illustrative Mathematics: G Mg Eratosthenes and the Circumference of the Earth

Curated by ACT

For this task, students must investigate an experiment by Eratosthenes where he estimated the circumference of the Earth. It requires collaboration with at least one other school. Aligns with G-MG.A.

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CCSS: Designed
Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice