Three teenagers' lives are changed forever when they thoughtlessly steal a stop sign from a dangerous intersection and a young mother is killed in an automobile accident there.

Red Rock suffers a spate of "mailbox baseball" vandalism and twins Bryce and Ashley become witnesses.

"Twins Katherine and Elizabeth Chatswood are on their way to visit their distant relatives at Vandermeer Manor in Rhode Island. Wedding bells will soon be ringing for their father's cousin in the grandest event on either side of the ocean since the twins' birthday ball a few months ago. But when something very precious inside the manor gets vandalized, the groom threatens to call off the wedding. ... The twins don't know it yet, but they might hold...

The Aldens are volunteering at the local recycling center, where they find plenty of things that can be reused, including a pinata that Benny takes home. But when the center is vandalized, the Boxcar children have a mystery to solve. Is there treasure amidst the junk?

"Having escaped to the Unknown Regions, Lina and the others seek help from the village people of Sparks"--Title verso page.

I'm pretty sure that by the time I finish high school, I'll be cracked into a pile of shards, beyond repair ... At fifteen, Clover is finding the going tougher than she expected. Her life is close to being derailed on the rocky terrain of family, friendship, first love, acts of defiance and a planet on the brink of environmental disaster. So when Keek breaks his promise to her, and school sucks, and her mother is impossible, and her beloved old dog...

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.

"The school play is in danger of closing before it even opens if Club CSI: can't figure out who's ruining rehearsals! Someone is trying to sabotage the school play, and it's up to Hannah, Ben, and Corey to make sure the show goes on. Club CSI: learns that the play was written by an eighth grader at Woodlands Junior High--- Is the culprit a jealous classmate? Or could a disgruntled actor be to blame? As more props go missing and the set is vandalized,...

The North Police are the elves who investigate crimes at the North Pole, and in their latest case they have to solve the mystery of the nasty scratch on Santa's sleigh--which apparently never left the Christmas town garage.