The Improbable Tales of Baskerville Hall Book 3: The Valley of Lies

In the thrilling and exciting conclusion to the middle grade adventure that is the Improbable Tales of Baskerville Hall trilogy, Arthur travels to the Lakes, a place more mysterious than the enchanting Baskerville Hall itself, and must do the unthinkable: betray his friends and Sherlock Holmes or pay the ultimate price. Perfect for fans of the Winterborne Home for Vengeance and Valor series and the Mysterious Benedict Society series.

Arthur should be happier than ever. Professor Sherlock Hol...