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.

Dink and his friends unearth the mysterious truth behind the envelopes incorrectly delivered to his house.

While learning detective skills at a sleep-away camp, Dink and his friends undercover a real mystery involving stolen paintings.

When Dink, Josh, and Ruth Rose visit a dude ranch in Montana, they find themselves with another mystery to solve, this one involving the theft of money from the ranch's safe and of a large gold nugget that Josh had found.

Someone has been stealing and leaving behind little green sneakers, so Bradley, Brian, Nate, and Lucy trail their new teacher, who wears the same shoes in normal size.

The Bailey School kids investigate to see if a the hairy camp director really is a werewolf.

Students at the Bailey school learn about the Christmas spirit when they set out to discover if Mr. Withers could be hiding a magical unicorn in the stables. Surely it must be a horse...

There are some pretty weird grown-ups living in Bailey City, but could the new third grade teacher from the Transylvanian Alps really be a vampire?

There are some pretty weird grown-ups living in Bailey City. But what happens when Mrs. Jeepers, the third-grade teacher, takes her students to Transylvania? Could Mrs. Jeepers and her family really all be vampires living in a haunted castle? The Bailey School kids are going to find out.

There are some pretty weird grown-ups living in Bailey Cit. But could the new school nurse really be a Martian trying to spy on the students at Bailey School? The Bailey School Kids are going to find out!