Mari Lowe

A long ago "accident." An isolated girl named Aviva. A community that wants to help, but doesn't know how. And a ghostly dybbuk, that no one but Aviva can see, causing mayhem and mischief that everyone blames on her. That is the setting for this suspenseful novel of a girl who seems to have lost everything, including her best friend Kayla, and a mother who was once vibrant and popular, but who now can't always get out of bed in the morning. As tensions...

Relates the story of John Harrison, an eighteenth-century man who solved the problem of establishing the East-West position of a ship at sea.