Merlin Missions
Lot of 14 Different Magic Tree House Merlin Missions Books by Mary Pope Osborne
What stands out about this activity book is the thoughtful design of each activity.
Magic Tree House (R) Merlin Mission Ser.: Magic Tree House Merlin Missions Books
A nice touch is the handy size of this activity book for small bags.
Lot of 9 Magic Tree House Series Books by Mary Pope Osborne Paperback
What really grabs you are the illustrated character portraits inside.