If you are teaching about natural disasters than you'll want to include this volcano unit! Students will learn about volcanoes through science worksheets, a graphic organizer, a review activity, and a research project. The science text includes comprehension questions to assess student knowledge of what a volcano is, how volcanoes form, different types of volcanoes, where in the world they are located, how they are measured using the volcanic explosivity index, hazards that occur when they explo