If we taught the story of Eratosthenes[0] and his method of measuring / calculating the circumference of the earth, I imagine that would go a long way toward ma

If we taught the story of Eratosthenes[0] and his method of measuring / calculating the circumference of the earth, I imagine that would go a long way toward making it “real.” I never heard of him in school. I learned of him as an adult who was already interested in learning about history. [0] https://en.wikipedia.org/wiki/Eratosthenes https://en.wikipedia.org/wiki/Eratosthenes