Rhyolitic flood eruptions produce large volumes of material spread over large distances producing broad, nearly level plains. Ultravulcanian eruptions eject solid rock and steam ranging from ash to block-sized material. No magma is present. Now, before you start to feel overwhelmed by all this, keep in mind that there is a lot more to volcanoes than morphology and eruptions. From here you might veer off into the history and legends surrounding individual volcanoes, or explore a certain type of volcano that may be abundant in a particular area of the world, or even delve into what exactly causes eruptions.
Videos are a great way to capture young imaginations.
Includes activity guide for 10 or more activities, student journals, specialized equipment, and consumable materials needed for up to six uses. Stand jar in the center of pie tin. Cover sides of jar with clay. This will be your volcano. Carefully fill the jar half way with baking soda.