Nancy Drew's keen mind is tested when she searches for a missing will.

The prize for the pet show is missing. Jigsaw enters his dog Rags in the contest and has an idea to solve the case.

Asked to locate a stolen necklace of unusual value, Nancy soon discovers that strange and dangerous people are responsible for the theft.

"A year after the Bayview four were cleared of Simon Kelleher's death, a new mystery has cropped up--a game with dangerous consequences that's targeting students at Bayview again. And if the creator isn't found soon, dangerous could prove deadly"-- Provided by publisher.

When the umpire at the baseball game fundraiser is accused of stealing a collection of autographed baseballs, Dink, Josh, and Ruth Rose try to prove his innocence.

Henry, Jessie, Violet, and Benny are excited to learn more about raptors when they volunteer at a rehab center for wild birds, but not long after they arrive, a series of strange events makes it seem like someone might be trying to sabotage the center.

When the quest to find a cure to an epidemic targeting the citizens of New Mouse City is sabotaged, Geronimo Stilton must figure out who's behind it all before he ends up covered in blue spots too.

"Players move into the next round of the Grandest Game, where millions of dollars in prize money are on the line-and new relationships, motivations, and threats come to light"-- Provided by publisher.

"Mac's favorite glass monkey is missing from the counter of The Grill Next Door. Who would take a glass monkey? And why?"