Curated OER
Volcanoes
Students explore the formation of volcanoes. In this earth science lesson, students build their own volcanoes in the lab using different materials. They identify the different types of volcanoes.
Other
Awesome80s.com: Mt. St. Helen's Eruption
Read about the eruption of Mt. St. Helen's. Includes first-hand descriptions by geologists. Also includes a table which lists other notable volcanic eruptions that have happened in the 20th century.