mystery and detective stories

As the new Keepers of the School, sixth-graders Ben and Jill must decipher a handful of clues written as maritime riddles to save their school from demolition by a greedy company.

After seven of their relatives are kidnapped, Amy and Dan Cahill are pushed to their breaking point as they search for the priceless artifacts Vesper One demands in exchange for the hostages.

In 1868, teenaged Sherlock Holmes discovers that his American tutor is hunting a notorious killer who was supposedly killed by the United States government, but who is apparently alive and well in Surrey, England.

The ragamuffin boys known as the Baker Street Irregulars help Sherlock Holmes solve the mysterious deaths of a family of circus tightrope walkers.

Little Boy Blue grows up to be a top-notch detective and his latest case has him searching for Miss Muffet with the help of their nursery rhyme friends.

In 1868, with his army officer father suddenly posted to India, and his mother mysteriously "unwell," fourteen-year-old Sherlock Holmes is sent to stay with his eccentric uncle and aunt in their vast house in Hampshire, where he uncovers his first murder and a diabolical villain.

Simon, Henry, and Jack Barker decide to ignore their parents' warning to stay away from Superstition Mountain in order to search for their missing cat Josie, but they begin to see the wisdom of their mom and dad's advice when they find three human skulls.

Catalina Duran, who is known as Cat, goes to the recycling center with her class, and when they find out that the plant has been sabotaged, Cat and her friends try to save the day.

After the Vespers kidnap a number of Cahills, it's up to Amy and Dan to track down the priceless artifacts needed to free the hostages.

When Cam and her father go to a talent show at the local senior center, Cam's help is needed to find out who stole a wedding cake from the delivery truck.