Something is rotten in the plumbing of Harry Buttz Elementary School, and it's kidnapped Janitor Stan. It's up to the Fart Squad to dive into the toilet vortex to save their scent-sei from the World of the Royal Flush. Grab a match, because this stink just got real. Only the Fart Squad has the guts, the gall, and the gas to flush this round brown mound before he overflows his toilet kingdom on the world.

When the spectacular, sparkling explosions at a popular tourist sight slow down, Hedgie the hedgehog is the only one capable of flying to tiny planet Mikkop to see what is wrong.

Tom Edison (no, not that Tom Edison) is a hopeful janitor who dreams of becoming a scientist and Dr. Morice is a shy scientist who dreams of making friends. When an accident at the lab sends them back in time to the stone age, Tom and Dr. Morice must work together to face down cavemen, saber-tooth tigers, and other B.C. hazards, with only one problem: Tom isn't very good at science, and Dr. Morice isn't very good with people.

When Gravelmuck Elementary's cleaning slimes escape and destroy the schoolyard with their acidic ooze, all claws and tails point to Mr. Snag, the school's caretaker, as the culprit. Determined to clear Mr. Snag's name, Tank and Fizz dive into the case, only to discover that the goop under Rockfall Mountain runs deep. The detective duo must outwit their eight-legged principal and survive an ancient war between high-tech janitors and spell-slinging...