After the eruption of the Yellowstone supervolcano destroys his city and its surroundings, fifteen-year-old Alex must journey from Cedar Falls, Iowa, to Illinois to find his parents and sister, trying to survive in a transformed landscape and a new society in which all the old rules of living have vanished.

More than six months after the eruption of the Yellowstone supervolcano, Alex and Darla retrace their steps to Iowa hoping to find Alex's parents and bring them to the tenuous safety of Illinois, but the journey is ever more perilous as the remaining communities fight to the death for food and power.

The other Rock Raiders try to rescue Axle, who is trapped beneath a sleeping volcano.

A grandmother and her granddaughter argue over whether a volcano is a geophysical phenomenon or an angry Hawaiian goddess.

Katie's class is building model volcanoes, but when most of the ingredients end up on Katie, she blows her top.

While volcanoes spew golden lava around the world, djinn twins John and Philippa, with their parents, Uncle Nimrod, and Groanin, face evil more powerful than ever before when they try to stop the wicked djinn trying to rob the grave of Genghis Khan.

An island volcano threatens the dinosaurs of Jurassic World.

"An explosion of incalculable magnitude in Yellowstone Park propelled lava and ash across the landscape and into the atmosphere, forever altering the climate of the entire continent. Nothing grows from the tainted soil. Stalled and stilled machines function only as statuary. People have been scraping by on the excess food and goods produced before the eruption. But supplies are running low. Natural resources are dwindling. And former police officer...

Hi, I'm Dorothy Ann, one of the kids in Ms. Frizzle's class. When we started learning about volcanoes, I thought we'd just be studying them in books -- but Ms. Frizzle had other ideas. She took us all the way to Hawaii, where we waded through lava and saw a real volcano blow its top. We had a great time -- even though the trip was sometimes almost too hot to handle! One thing's for sure: This was one explosive adventure that none of us will ever forget!...