Curated OER
Earthquakes
Students research statistics about the last five large earthquakes. They compare data in small groups and present their information orally to the class. They also attempt to predict the next large earthquake.
Curated OER
Machines: Useful But Dangerous
First graders study, observe, and use a simple machine. They study necessary safety and review posted safety rules related to using a machine and identify strategies for reporting any accidents or injuries.