Curated OER
Stressed to a Fault!
Eighth graders describe how stress builds up in the Earth's crust by the movement of tectonic plates. In groups, they relate the three types of stresses to the types of plate movements and explain how the stress causes faults to form. ...
Curated OER
Dark and Beautiful Caves
Young scholars research how caves form. They describe the major stone formations in caves by taking notes. They construct a clay model of a cave and mark each formation making it easy to identify in the legend.