Curated OER
Latitude
Students examine the theory of finding latitude and discuss the uses of an astrolabe, cross-staff and octant. They determine an Astronomical Table for their classroom.
Curated OER
Terrabagga Activity Using a Magnetometer
Clever! Earth science learners construct a model of a planet containing a magnetic core. The planet, Terrabagga, is made out of a paper grocery bag, magnets, a dead D battery, and rubber bands. Pictures of each step of the construction...