Author: Mary Pope Osborne
Main Characters: Jack and Annie
Summary
This book is about two kids, Jack and Annie, who live in Pennsylvania and are brother and sister. They have a magic tree house and it takes them to places where they have missions. The mission in this book is they have to find a unicorn and unlock it from its spell. They go to New York and they see people snow skiing and they see a merry go round. They go to this weatherman and he tells them there is going to be a blue moon and they ask him what a blue moon is. Read to find out if Jack and Annie find the unicorn.
Kid Book Critic's Little Brother Rating ****
I liked this book because they go to New York and its makes me use my imagination.