Kat is reluctant to visit her Uncle Vic Frankenstein because of all the rumors about him. People in the small town where he lives say he's a mad scientist like his great-grandfather, Victor Frankenstein, who created a monster that came alive and terrorized the town. But Kat is relieved to find that even though he lives in a dark, old castle-like mansion, Uncle Vic is a quiet, gentle man, a scientist interested in building robots with artificial intelligence....

Retired scientist Miss Tracy comes to Ella Mentry School to teach about the planets and the solar system and casts A.J. as Uranus in the school play.

Eerie Elementary seems to be falling down around the students and teachers, so Principal Winik decides the school must be torn down, but Sam, Lucy, and Antonio suspect that somehow this is all part of Orson Eerie's evil plan to live forever--and if it is they must find a way to prevent the demolition.

Sam, Lucy, and Antonio have a new substitute teacher, who happens to be the great-great-grandson of Orson Eerie, the evil scientist whose spirit possesses and infects their elementary school--and the friends are afraid he may be trying to bring Orson back to life.

Discovering a smelly creature in her garbage can that she names after herself, Olga befriends and studies the eccentric Olgamus using the scientific method, the practices of Jane Goodall, and other scientific concepts.

Stitch Head, the Mad Professor's first creation, has long hidden in the shadows of Castle Grotteskew--but now that the newest monster, the Creature, has decided that they are best friends, and the evil Freakfinder wants to kidnap the monsters for his freak show, Stitch Head finds himself cast in the role of hero.

Traveling to Antarctica for a prestigious science competition, twelve-year-old Jack and his genius foster siblings, Ava and Matt, become caught up in a mystery involving a missing scientist.

Bunsen goes up against his ultimate nemesis, Dr. Von Naysayer to settle their long-standing feud, once and for all.

Olga decides she would like to figure out what planet Meh is from and begins to conduct some research on space travel.

"Connor and Kiki go in search of pirate treasure, but their plans change when they encounter a basking shark in need of help. Can they find the treasure as well as rescue the shark? Only time will tell!!"--