Merlin Missions Collection: Books 9-16: Dragon of the Red Dawn; Monday with a Mad Genius; Dark Day in the Deep Sea; Eve of the Emperor Penguin; and more

Merlin Missions Collection: Books 17-24: A Crazy Day with Cobras; Dogs in the Dead of Night; Abe Lincoln at Last!; A Perfect Time for Pandas; and more

Magic Tree House Collection: Books 25-32: Stage Fright on a Summer Night; Good Morning, Gorillas; Thanksgiving on Thursday; and more

Magic Tree House Collection: Books 1-8

Magic Tree House: Books 29 & 30: A Big Day for Baseball; Hurricane Heroes in Texas

World at War, 1944

Magic Tree House Collection: Books 17-24

Magic Tree House Collection: Books 9-16: #9: Dolphins at Daybreak; #10: Ghost Town; #11: Lions; #12: Polar Bears Past Bedtime; #13: Volcano; #14: Dragon King; #15: Viking Ships; #16: Olympics