Mystery of the Missing Mascot

The River Heights High Wildcats are facing their bitter rivals, Red Rocks High, in a girls’ softball play-off game. But before the first pitch is thrown, the spirit of foul play intrudes. Someone breaks into River Heights High and steals the school’s prized trophies—a treasured portrait of a pioneering woman coach and the team mascot’s cougar costume!

Nancy, however, is convinced that the theft is...