Gregory, Kristiana

Twelve-year-old Abigail, along with her mother and siblings, faces many hardships after her father joins General Washington's Continental Army and they become camp followers.

Having returned from living with his friends the Shoshoni, seventeen-year-old Jimmy Spoon grows restless again and seeks adventure by taking a job with the Pony Express.

Jeff, David, and Clair investigate the disappearance of a camper from Skull Cliff, but are not all that sure it was a case of kidnapping.

Brothers Jeff and David, along with their nine-year-old cousin, Claire, go to the deserted island to find out if the legend of Robber's Cave is true.

When twelve-year-old Bronte moves to a small California beach town, her idea to form a book club in order to make friends turns out to be a good one, after a rocky start.

Cousins Jeff, David, and Claire, with their friends Vimila and Anupam try to rescue an injured baby bear but are thwarted by a storm.

Cousins Jeff, David, and Claire, set out to investigate who is spying on them and why.

Cousins Jeff, David, and Claire, follow clues and suspects after a mysterious fire destroyed the stables.