Monster by Mistake (1999)

The Guardians must save Meridian from the evil sorcerer Phobos and Cedric who are searching for Phobos' sister, the long lost princess of Meridian and true heir to the throne. They later find her and the Guardians then set about saving her from Phobos. When Meridian is freed from evil and true heir takes the throne, a new mysterious sorceress named Nerissa frees Phobos' top henchmen and reforms them as the Knights of Vengeance. Once the Guardians learn more about the sorceress and her evil plan of reuniting former Guardians, they are able to defeat the Knights only to have more powerful Knights, in addition to the former Guardians attack them.

Three young monsters — Ickis, Oblina and Krumm — attends an institute for monsters under a city dump and learn to frighten humans.

Ten-year-old Hazel Wells has just moved to the big city of Dimmadelphia because of her dad’s new job. On top of being in an unfamiliar environment, it’s the first time she’s been without her brother, Antony, who’s just left for college, leaving her lonely and unsure of herself. All that changes when the pink-and-green-haired neighbors next door reveal that they are no ordinary neighbors…they’re Cosmo and Wanda, fairy godparents! And they’re coming out of retirement to make all of Hazel’s wishes come true.

A group of kids join a secret agency where they learn to use the power of imagination to journey into the Dream World and create fantastic creations in order to help sleeping children being terrorized by the evil Nightmare King who is bent on conquering the Dream World and invading the Waking World.

A young boy who grew up inside a talking whale sets sail for magical Candied Island, accompanied by Capt. K'nuckles, a crusty old pirate.

After discovering they are dragon-marked and cursed to serve the evil Dragon King, adversarial werewolf twins must trust each other to save themselves, their Supernatural Academy and the world.

When a curse from Scratch backfires, he finds himself forever bound to Molly. Despite that, Scratch and Molly form an unlikely friendship that guides each of them through the ups and downs of their respective worlds!

Fanboy and Chum Chum are fans of all things science fiction and fantasy, and wear wild superhero costumes with their underwear on the outside. Their lives are filled with adventure, from Fanboy's teacher turning into a zombie to an ice monster operating the Frosty Freezy Freeze machine. Their pal Kyle usually tags along on their escapades. Kyle is a real wizard, but Fanboy and Chum Chum are oblivious to his mystical powers, although they live in a world of fantasy.

The series takes place in Cyberspace, a virtual world, and chronicles the adventures of three children, Jackie, Inez, and Matt, as they use math and problem solving skills to save Cyberspace and its leader, Motherboard, from The Hacker, the villain.

Follows a young bear as he goes on exciting adventures in the forest, gets into trouble and learns new things with his friends, including Emily, Duck, Hen, Cat, and Owl. His parents are Mother Bear, who is always there when he needs her, and Father Bear, a fisherman who is often at sea. Based on books by Else Holmelund Minarik.