Curated OER
A Scale of the Earth
Pupils create a scale model of the different eras, periods, and epochs of Earth's 4.6 billion year history. In addition to different time periods, other major events will also be added to the model from fabricated radioactive decay data....
Curated OER
Polishing the Petoskey
Students polish a Petoskey stone to show how to make an attractive rock display. In this polishing rocks lesson plan, students use sand paper and polishing materials to polish a rock and remove the rock dust. This is to display a nice...