Jack and Annie are whisked back in time to the Swiss Alps in search of a rare flower. When they find a monastery where monks and St. Bernards live, Annie offers to train a young dog named Barry. Then Barry runs away, and Jack and Annie have a new taskNto find Barry! Includes stickers. Illustrations. Consumable.

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!

Beware of avalanches! When the magic tree house whisks Jack and Annie back in time to the highest pass in the Swiss Alps, they discover an ancient monastery filled with monks and Saint Bernard dogs. Annie can't resist offering to train a wild young dog named Barry, but he is quite the handful! Before the night is over, Jack and Annie will be forced to use some crazy magic!

Formerly numbered as Magic Tree House #46, the title of this book is now Magic Tree House Merlin Mission #18: Dogs in the Dead of Night.

Did you know that there's a Magic Tree House book for every kid?

Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books
Merlin Missions: More challenging adventures for the experienced reader
Super Edition: A longer and more dangerous adventure
Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures