In ancient Ireland, Sister Deirdre sets out to find the stolen bones of her convent's patron saint, a task that will require her to use all her skills as a nun, as well as those she learned being raised as a bard by her druid grandmother.

After escaping from the Sea of Trolls, the apprentice bard Jack plunges into a new series of adventures, traveling underground to Elfland and uncovering the truth about his little sister Lucy.The children from the sea of trolls brave their worst nightmares -- underground. Jack is amazed to have caused an earthquake. He is thirteen, after all, and only a bard-in-training. But his sister, Lucy, has been stolen by the lady of the lake; stolen a second...

Two years after their adventures in The Land of the Silver Apples, the apprentice bard Jack and his Viking companion Thorgil confront the malevolent spirit of a vengeful mermaid and begin a quest that casts them among the fin folk of Notland.

Prince Lucas would rather be enjoying the outdoors with his best friend, Clara, than learning to play the lute, until a visiting bard demonstrates the power of music.