JACK AND ANNIE continue their quest for the secrets of happiness—secrets they need to save Merlin. This time, the Magic Tree House takes them to the one continent they haven’t visited before: Antarctica! What can they hope to learn about happiness in such a barren place? Only the penguins know for sure . . . Jack and Annie are about to find out!

שם הספר
Favorite greek myths
Mummies in the morning
The knight at dawn
Dinosaurs before dark
Night of the ninjas