"Link, Michael, and Dana live in a quiet town. But it's woken up very quickly when someone sneaks into school and vandalizes it with a swastika. Nobody can believe it. How could such a symbol of hate end up in the middle of their school? Who would do such a thing? Because Michael was the first person to see it, he's the first suspect. Because Link is one of the most popular guys in school, everyone's looking to him to figure it out. And because Dana's...

Societies thrive on order, and the Rating System is the ultimate symbol of organized social mobility. The higher your rating soars, the more valued you are. The lower it plummets, the harder you must work to improve yourself. For the students at the prestigious Maplethorpe Academy, every single thing they do is reflected in their ratings, updated continuously and available for all to see. But when an act of vandalism sullies the front doors of the...

Embarking on a dream vacation in Nantucket, Nancy, Bess, and George attend the opening of an exhibit at a local museum where a vandal has left a threatening message, prompting the girls to investigate numerous suspects.

Matt's investigation of vandalism of life-sized dolls belonging to the strange but well-meaning aunt with whom he and his sister live takes him to the art world of Los Angeles.

The Aldens visit a farm that's famous for its corn maze and the festival held there every year. But someone is damaging the maze at night. Can the Boxcar Children catch the culprit and save the festival?

The Math Inspectors are called in to uncover the identity of a serial criminal named Mr. Jekyll, whose bizarre (and hilarious) pranks cross the line into vandalism.

Nancy investigates two cases at the same time: one involving the theft of a Fabergé egg and the other involving the vandalism of gardens.

Somebody is vandalizing exhibits at the Capitol City Museum of American History, and it is up to twelve-year-old Raining Sam and his friends to find the culprit before irreparable damage is done.

"Derek Fallon has expanded his taste in cartoons to the world of manga and anime. Together with his friends Carly, Matt, and Umberto, Derek has fun learning about all the cool aspects of ninja culture. When someone starts vandalizing their school with graffiti of a mischievous troll-like figure, these ninjas-in-training are convinced they'll be able to crack the case. But it turns out that being a ninja is a lot more work than they thought, and this...

When Catalina "Cat" Duran and her friends in the History Club arrive at Mount Rushmore on a school trip they find that someone is playing dangerous tricks and trying to drive people away from the park.