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Sizing Up Earth: A Universal Method for Applying Eratosthenes' Earth Measurement.
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Makowski, George J.; Strong, William R. – Journal of Geography, 1996
Shows that the experiment of the ancient Greek mathematician and geographer, Eratosthenes, can be replicated and used to teach geographic concepts. Eratosthenes calculated the most accurate ancient measurement of earth based on fundamental mathematics concepts and earth-sun relations. Includes instructions, illustrations, graphs, and historical…
Descriptors: Ancient History, Astronomy, Estimation (Mathematics), Geography