This is a fantastic set of 4 books from the Magic Tree House series written by Mary Pope Osborne. 

The books are published by Scholastic and are in paperback format. The set includes various titles from the series, and each book has its own unique storyline. The Magic Tree House series is a great addition to any book collection, and these books are sure to provide hours of entertainment and imaginative play.

Some of the books contain a name written on the spine or cover.