Case of the Sinking Circus #4 (Pete and Penny's Pizza Puzzles)

The circus has come to town, and Pete and Penny can't wait to go. But after a monkey shows up at the pizza parlor with a coded message, Pete and Penny uncover a circus crook! Can they save the circus before it's too late? In this unique chapter book series, readers solve the puzzles right alongside the main characters and then those clues lead them to solve the mystery!