Cam Jansen: the School Play Mystery #21

The Cam Jansen series is perfect for young readers who are making the transition to chapter books. The first fifteen books in the series have received updated covers, and the series redesign continues with books 16-22, bringing new life to these perennial bestsellers.

David A. Adler (www.davidaadler.com and www.camjansen.com) is the author of more than 175 children’s books. Before becoming a children’s book author, he taught math and science, and completed master’s degrees in marketing and economics. He lives in Woodmere, New York.