In 1865, while helping her family keep their Virginia farm going through the end of the Civil War, twelve-year-old Cassie meets a Confederate deserter and a Yankee prisoner of war and tries to discover who has been stealing from the farm.
Four adolescents interning as research divers for the summer find themselves searching for a centuries-old treasure and fending off killer sharks. Interweaves their story with that of Samuel Higgins, a boy who died in a shipwreck in the same waters in 1665.
Diving interns Kaz, Dante, Adriana, and Star take desperate measures to reclaim the sunken treasure that has been stolen away from them by their supervisor Tad Cutter.
Jack and Annie travel in their Magic Tree House back to a Hawaiian island of long ago where they make friends, learn how to surf, and encounter a tsunami.
Dink, Josh, and Ruth Rose investigate the disappearance of a valuable racehorse that Dink's uncle and his friend, Forest Evans, have just bought and entered in a race at Saratoga.
The unexpected gift of a new fire truck for the tiny, isolated fishing village of New Auckland is nearly overshadowed by the arrival of the man who comes to build the fire house--bringing a surprising trick with him.