Thirteen-year-old Nita, tormented by a gang of bullies because she won't fight back, finds the help she needs in a library book on wizardry which guides her into another dimension.

Sent on vacation to her aunt's home in Ireland, teenage wizard Nita becomes entangled in a magic battle to save the country from the ghosts of its past.

During a summer vacation at the beach, thirteen-year-old wizard Nita and her friend Kit assist the whale-wizard S'reee in combating an evil power.

Young wizards Kit Rodriguez and Nita Callahan manage to wangle their way onto an elite team sent to investigate the mysterious, long-sought "message in a bottle" that holds the first clues to the secrets of the ancient Martian race.

Four cats who possess magical powers find themselves defending the earth against a surreal horror from another dimension.

While Nita grieves over her mother's death, Kit tackles a challenge as dangerous as it is strange: Rescue a young wizard who has vanished on his first assignment. This new wizard is unlike any other--he's autistic and he's a magical prodigy. His power is enormous. Now Kit and his dog, Ponch, must track down the missing boy before the Lone Power finds him.