Dink, Josh, and Ruth Rose are enjoying a visit to San Francisco when Holden, their college-age tour guide, is accused of abducting Miss Chinatown from the Chinese New Year parade and stealing her valuable crown.

Reports of zombies and grave-robbers alarm the people of a Louisiana swampland village, but Ruth Rose, Josh, and Dink begin to suspect that the supernatural may not be the cause of the eerie occurrences.

While visiting their friend Wallis and her adopted daughter on Mount Desert Island, Maine, Josh, Dink, and Ruth Rose investigate why three white wolf cubs were stolen, and by whom.

"When Ruth Rose's grandmother is accused of stealing, it's up to Dink, Josh, and Ruth Rose to clear her name"--

Dink, Josh, and Ruth Rose investigate a mysterious man in black who Josh believes is a vampire.

"Mr. Paskey, owner of the Book Nook, plays an April Fools' Day prank on Dink, Josh, and Ruth Rose. They hatch a plan to get back at him, but then the bookstore is robbed--no joke! Can the kids track down the crook? Or will this April Fools' be an April fail?"--

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.

Bradley, Brian, Nate, and Lucy follow clues to find whoever left a rabbit in their first-grade classroom on Valentine's Day, because they are worried the rabbit will get sick and die of loneliness.

The deadly dungeon: While visiting Wallis's castle, Dink and his friends investigate strange noises that lead them to a dangerous secret. The empty envelope: Dink and his friends unearth the mysterious truth behind the envelopes incorrectly delivered to his house. The falcon's feathers: Josh and his two friends look for the person who stole a peregrine falcon from its nest. The goose's gold: When Ruth Rose and her friends, vacationing in Florida,...

Bradley and Brian need help from Nate and Lucy after a hypnotist turns their mother into a duck but does not quite get her changed back.