Curated OER
Snow on Sea Ice
High schoolers examine different samples of ice and predict the amount of snow that has fallen in a given year. Using a calculator, they graph the various thicknesses. They analyze the graphs to determine the relationship between the...
Curated OER
Geology and it’s Influence
Students compare current geological map and the one from 1800's. In this earth science lesson, students discuss differences between the two and explain the factors that caused the change. They write an essay about how these changes...