For twelve-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon arriving, however, Emily learns that Griswold has been attacked, and no one knows anything about the epic new game he had been poised to launch. Then Emily and her new friend James discover an odd book, which they come to believe is from Griswold himself. Racing against time, Emily and James try to uncover the secret at the heart of Griswold's new game-before Griswold's attackers find them.

A clever and thought-provoking mystery that pays homage to classic Nancy Drew stories, perfect for fans of Wendy Mass and Trenton Lee Stewart. Maizy always assumed she knew everything about her grandmother, Jacuzzi.?So?when a box full of vintage Nancy Drew books gets left at her mom's thrift store, Maizy is surprised to find an old photo?of her grandmother and two other women?tucked beneath the collection. Stranger still, when Maizy shows the photo to Jacuzzi she feigns ignorance, insisting the woman is someone else. Determined to learn the truth - and inspired by the legacy of Nancy Drew - Maizy launches her own investigation with the help of new friends, Nell and Cam. What they discover not only points to the origins of the iconic?series, but?uncovers a truth from the past that will lead to self-discovery in the present, connecting three generations of women.? This intergenerational mystery filled with literary history, friendship, and family secrets delivers a captivating tribute to the world's most famous girl detective.

Legendary literary game-maker Garrison Griswold is back in action - this time with "Unlock the Rock," an extravaganza on Alcatraz Island. But just as the fun starts to take off for Emily and James, important items from Griswold's game begin to disappear, and someone is framing Emily's brother Matthew as the criminal. As the friends jump from one clue to the next, they discover a web of connections between the stolen items and a tragic nineteenth century mystery involving Harriet Beecher Stowe. This new historic enigma is irresistible, but it might be impossible to decipher. And with Matthew's record on the line, Emily and James can't afford to leave this mystery uncracked.