Thirteen-year-old Reveka, an herbalist's apprentice in the Middle Ages, attempts to break the mysterious curse on the princesses of Sylvania and instead discovers a door to the Underworld. Based on The Twelve Dancing Princesses.

Never a conventional princess, Harriet becomes an adventurer after learning she's cursed to fall into a deep sleep on her twelfth birthday, but after two years of slaying ogres, cliff-diving, and more with her riding quail Mumfrey, things go awry at home and she must seek a prince to set things right.

"Harriet Hamsterbone sets out to reverse the curse on twelve mice princesses who are forced to dance all night, every night"--

"It's been raining non-stop for six whole days. Someone has cursed the Kingdom of Wrenly. Can Lucas and Clara figure out who's behind the evil spell and stop the villain before it's too late?"--

During summer vacation thirteen-year-old Saki Yamamoto unintentionally invokes a death curse at her old family graveyard and now she must enter the dangerous spirit world of the Night Parade where three different guides will see if she can perform the deeds that will allow her to overcome the curse.

Everyday, nine-year-old Otis Dooda confronts a series of zany changes when his father's new job prompts the family's move to a New York City apartment, where Otis is cursed by a guy in a potted plant in their apartment building lobby and has to team up with a new friend and a gassy miniature horse to break the curse.

Twelve-year-old Aru stretches the truth to fit in at her private school, but when she is dared to prove an ancient lamp is cursed, she inadvertently frees an ancient demon.

When Clara vanishes after the puppeteer Grisini and two orphaned assistants were at her twelfth birthday party, suspicion of kidnapping chases the trio away from London and soon the two orphans are caught in a trap set by Grisini's ancient rival, a witch with a deadly inheritance to shed before it is too late.

For generations the Charming men have been cursed, but now that the witch Envearia is dead the curse should be broken-- however things are complicated at Charming Palace: King Clement is still nasty, Queen Maud has fled with the help of her son, Prince Dash, and Ella Coach (called Cinderella) would rather be at home sewing than living in the palace at Charming Prep school.

Cursed by an old carnival game, sixth-grader Rex Dexter uses his new ability to communicate with dead animals to investigate the mysterious deaths of endangered zoo animals.