Ellie's scientist grandfather has discovered a way to reverse aging, and consequently has turned into a teenager--which makes for complicated relationships when he moves in with Ellie and her mother, his daughter.

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.

Young secret agent Amelia investigates three new cases, involving an evil genius who makes dogs howl, a sneaky science teacher who buys too much cereal, and a psychotic criminal picking the pockets of toy shoppers.

"Hugo Sprouts is a fantastic tale about a boy frustrated with being small. Luckily, Hugo P. Sprouts is a mad scientist and determined to find a solution..."--

Aspiring evil scientist Mark and his villainous vampire kitten set out to prove to everyone at Camp Mwhaaa-haa-ha-a-watha that he deserves the Evil Emperor of the Week crown.

When Cece and her Adventure Girls troop face a sudden thunderstorm, they use science, technology, engineering, and math to solve problems and make their way safely back to camp.

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!!

You won't believe why the Old Scientist swallowed a dinosaur, a fern, a rock, a pick, a dustpan, a sifting screen, a pen, and a magnifying glass!

The DATA Set enters Dr. Bunsen's body in his newest invention, a vehicle that can shrink, to gather all the cold germs that are interfering with an important presentation he has scheduled.

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.