Grab your detective gear and get ready for a sporty puzzle! Cam Jansen and her best friend Eric are back at school, where their gym teacher, Mr. Day, has just had his office walls freshly painted. But when Cam takes a closer look, she notices that the bright new paint color is not the only thing that has changed. Mr. Day's prized tennis trophy has completely vanished from its usual spot! Who could have taken such an important award, and where could it be hiding? With her amazing photographic memory, Cam is the perfect person to crack the case. Say click along with Cam as she begins collecting clues, interviewing suspects, and piecing together the facts of this tricky tennis mystery. Perfect for young readers transitioning to chapter books, this fast-paced adventure proves that no secret can stay hidden for long when Cam Jansen is on the case!