Don Chesnut of KGS
describes igneous rocks.

Sarah Hawkins with KGS helps make
bicarbonate and film canister volcanoes.

Alex (left) and Alexandra (right) watch as the caps erupt
from their bicarbonate and film canister volcanoes.

Derek and Shawn get ready for the eruption
of their film canisters, and Derek gets a little wet.

Jenna and Cole (left), and Nathan and Emily (right) have fun making
eruptions with baking soda and vinegar in clay volcanoes.

George Weems knows how to make a volcano for a day in the park!