When Phoebe and Leon discover that a pentathlon athlete is cheating in the Olympic Games, they decide that they must stop him before it's too late. But there are a lot of puzzles to solve along the way, from a mysterious message discovered in the temple to a suspicious conversation at the stadion. Will Phoebe and Leon be able to stop the villain before the winner is crowned? It's a race to the finish line! Featuring ancient Greek messages, maps, logic puzzles and more, children will enjoy immersing themselves in ancient Greece and taking part in the story. A page of solutions is included at the end of the book.