How do volcanoes erupt? What is lava and what happens when it cools? Where are the world's biggest volcanoes? Just stay cool—and let Volcano Vulcan, Dragon Explorer, take you around the hotspots!
National Geographic supports K-12 educators with ELA Common Core Resources.
Visit www.natgeoed.org/commoncore for more information.
How do volcanoes erupt? What is lava and what happens when it cools? Where are the world's biggest volcanoes? Just stay cool—and let Volcano Vulcan, Dragon Explorer, take you around the hotspots!
National Geogr...
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