The Guidance, Navigation, and Control Lead basically is in charge of all of the components to make sure the spacecraft is pointed where the scientists want it to be pointed.

In this NASA-JPL lesson, students create a model of a volcano, produce and record lava flows, and interpret geologic history through volcano formation and excavation. 

Background information on the El Nino Southern Oscillation or ENSO.

Students model Earth's tectonic plate movement and explore the relationship between these movements and different types of volcanoes.