This action-packed, science-infused adventure from the critically acclaimed author of The Countdown Conspiracy follows a group of seven kids racing to save the world from a deadly supervolcano. Perfect for fans of Chris Grabenstein and Peter Lerangis.

Brianna Dobson has been chosen to work with world-renowned geologist Dr. Grier in Yellowstone National Park for the summer, and she couldn’t be more excited!

But then Dr. Grier tells her and the other kids on the project the real reason she’s invited them to Yellowstone: A massive supervolcano in the park is about to erupt—and if they can’t stop it, Earth will be plunged into an endless winter, and civilization will be destroyed.

Bri and her new friends are ready and willing to help stop the eruption, but unexpected dangers threaten to foil their efforts. Will the Seismic Seven be able to defy nature and save the world?

• A High-Stakes STEM Adventure: Seven brilliant kids, including gamer Brianna Dobson, are recruited to use their science and engineering skills to stop a cataclysmic eruption in Yellowstone National Park.
• Not-So-Trustworthy Adults: The mission seems straightforward, until the kids discover the world-renowned geologist in charge has a secret, world-ending agenda of her own.
• Found Family Under Pressure: Stranded and betrayed, the newly-formed Seismic Seven must rely on each other and their wits to survive both the volcano and the villains hunting them.
• Nonstop Action and Suspense: Perfect for readers who love fast-paced survival stories, mind-bending plot twists, and kid heroes who save the world.