Curated OER
Paragraph Proofs
High schoolers explore the concept of paragraph proofs. In this paragraph proofs lesson, students make flow charts of the process of getting ready for school. High schoolers convert the flow chart to a paragraph proof. Students use...
Dartmouth College
Dartmouth College: The Different Styles of Euclid and Copernicus
A history of the differences between Euclid's and Copernicus's methods of proving geometric ideas.