At the request of their distant relative Althea, the Boxcar Children arrive at her old Virginia mansion and investigate the mysterious incidents happening there.

When a professional hockey player comes to Greenfield with plans to build an ice skating rink, the Alden children suspect that someone in town wants to stop the project.

The mysterious disappearance of a reclusive neighbor's cat involves the Boxcar children in some complicated detective work.

While staying at the Crooked House, the family home of their housekeeper Mrs. McGregor, the Aldens try to solve a riddle that will lead them to a hidden treasure.

"The Aldens are on a special vacation up north to see the Calgary Stampede -- a cowboy celebration of Canada's frontier spirit! There's a parade through the streets of Calgary, a spectacular stage show, and plenty of fun things to do. But behind the scenes at the festival, an important piece of jewelry goes missing. Can the Boxcar Children find the thief before the big show is ruined?"--Jacket flap.

"A talented young soccer player in Greenfield is given the honor of being a child mascot at an international soccer tournament in Brazil, but when an anonymous letter insists that she doesn't deserve to go, the Aldens investigate"--

When the Aldens visit a university campus, they must solve a mystery involving an old library whose stone gargoyles seem to move on their own.

Benny anticipates making friends with the new kid down the street, but when he finds out that she's a girl, he is very disappointed.

"The Aldens are spending spring break on a beach, but they aren't just soaking up the sun. They're protecting an endangered species! Their job is to mark sea turtle nests so the eggs can be moved to a safe place to hatch, but someone is digging up the eggs without permission. Can the Boxcar Children figure out what's going on and help save the sea turtles?"--