Curated OER
Graph Both Crusts
Fourth graders calculate the angles and construct a pie graph of the percentages of the elements in the continental and oceanic crusts. Then they analyze the results. They can be assigned the task of researching the percentages.
Curated OER
Kincaid Creatures
Students brainstorm a list of nocturnal and diurnal wild animals they see in their community and discuss how the animals would be different if they were living during the Ice Age. Using a handout, they discover how archeologists record...