Bingo: Green Book #3 in The Dark is Rising series, I always loved Greenwitch. In this one, the Drew siblings (Barney, Jane, and Simon) are on holiday in Cornwall with their Great-Uncle Merry, who also happens to be Merriman Lyon, Will Stanton’s mentor from Book 2. Will shows up in Cornwall as well, much to the dismay of the Drews, and it’s soon clear that Will and Merry are on another quest for a Thing of Power to protect the world from the Dark–this time […]
Are you a good witch or a bad witch?
Greenwitch by Susan Cooper

