United Middle School's Annual Science Fair is supposed to be a fun, educational event… unless Mia and Chip are involved.

Determined to make science history, the duo sets out to build a robotic volcano that erupts on command. What could possibly go wrong?

Answer: Everything.

Between runaway robots, an unexpected foam explosion, and a cat riding a volcano like a tiny chaos gremlin, the science fair quickly turns into a school-wide disaster.

Now, with Principal Thompson on the verge of quitting, an entire gymnasium to clean up, and a very startled hamster, Mia and Chip must face the biggest question of all:

Can they survive their own experiment?

Get ready for explosive laughs, epic fails, and science gone hilariously wrong in this latest United Middle School Mayhem adventure! Plus other stories