While vacationing at an aquarium in Florida, the Aldens soon discover that the shark is in danger--someone at the park wants it gone.

When someone breaks into Mama Tova's bakery and tries to steal her secret recipe, the Aldens must use their mystery-solving skills--and their taste buds--to solve the case.

When the Aldens have the chance to work at a candy factory, they try to find out who is sabotaging the candy and why.

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.

Henry, Jessie, Violet, and Benny discover that some of the clues to the Great Detective Race are fake and set out to find out who is trying to ruin the race.

Using reward money for solving a bank robbery to attend an exclusive boarding school, Friday Barnes tackles mysteries ranging from disappearing homework and a yeti in a swamp to the reason the school's most handsome boy hates her.

The Alden children uncover a plot to sabotage the Greenfield Bears baseball team. Includes baseball puzzles and activities.

In 1878, twelve-year-old Ida Kate and her widowed father welcome a mail-order bride and her baby to their Kansas homestead, but Ida Kate soon suspects that the bride is not the woman with whom Papa has corresponded.

The Boxcar Children have been choosen to compete against another team to look for clues on a game show.