Osborne, Mary Pope.
Summary: In their magic treehouse, Tom and Lé are again transported to King Arthur's realm, where invisible beings, giant ravens, and mistaken magic spells have a duke's castle in an uproar on Halloween night.
Format: text
Publisher / Publication Date: Bayard Jeunesse 2006
Copies Available at Peninsula
1 available in Juvenile, Call number: J468 OSB FRENCHOsborne, Mary Pope.
Summary: Tom and Léa are joined by Teddy and Kathleen as they travel to the snowy Land-Behind-the-Clouds, where they search for the eye of the Ice Wizard and attempt to help Merlin and Morgan.
Format: text
Publisher / Publication Date: Bayard jeunesse 2007