Curated OER
Eratosthenes
Students examine what Eratosthenes is and the history behind him. In this earth lesson students complete a hands on activity to repeat Eratosthenes' experiment.
Facing History and Ourselves
Analyzing Historical Evidence
High schoolers examine World War I war crimes. In this world history instructional activity, students use primary and secondary sources to research and understand the systematic nature of the Armenian Genocide. High schoolers reflect on...
Curated OER
Let's Find Out About Money
First graders investigate the uses and development of money as part of the study of finance. They focus upon the recognition of different coins and identify the value of each. Then students solve problems involving money and coins.
Curated OER
A Pocketful of Change
Young scholars study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They conduct a survey of coins in students'
possession, graphing the results to show frequency distribution and drawing
inferences about the...