Cam Jansen and the Birthday Mystery

　　When Cam's grandparents are robbed on their way to her parents' surprise birthday party, Cam uses her photographic memory to solve the mystery.

　　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.

　　Cam生日囉！爸媽要幫她辦一個驚喜派對，但是她的爺爺奶奶在趕來參加派對的路上，居然被搶！