Robert Papp

A big Hollywood agent wants Watch to appear in a commercial for a new kind of dog food. Even though Watch seems to love the food on-camera, he won't touch it at home. Someone at the studio has been switching the brand and the Aldens must find out the truth behind the cover-up.

When the Boxcar Children visit a neighbor's house, a mysterious old wedding photo and a riddle lead them on a spy game devised long ago by the original homeowner.

The Aldens discover there's nothing more fun than a drive-in movie. But pranks and other odd things are happening at the Diamond Drive-In, and late at night, a ghost is seen walking around the empty lot. Is the old theater really haunted?

A local radio station is holding the Great Detective Race, and the Boxcar Children have entered the contest! They solve riddles and search all over town for clues leading to the grand prize. But when some of the clues turn out to be fake, it's clear that someone is playing unfairly! Who could be trying to ruin the race - and why?

The famous mystery writer, Gilbert Finch, is coming to Greenfield to speak at the library, and the Aldens can't wait to meet him. When they go with Grandfather to pick Finch up at the train station, he is nowhere to be found. Henry, Jessie, Violet, and Benny need to solve this mystery quickly. Otherwise, Finch's archrival, Daniel VanBuren, will speak at the library instead of Finch!

The Aldens help out at a medieval fair and try to find a valuable sword which has been stolen from the fair.

"One day in the park, the Aldens' dog, Watch, comes across a mysterious box with a note inside. 'Congratulations!' the note says. 'You've found it!' The box is part of a game called Geocaching. Soon, Henry, Jessie, Violet, and Benny are searching all over town for hidden boxes and making friends with other kids in the geocaching club. But is one of the club members a thief?"--p.[4] of cover.

The Aldens help out at a minor league stadium and investigate when it appears someone in the ballpark is stealing the home team pitcher's signals and relaying them to the batters of the other team.

The Boxcar Children investigate a mysterious ghost with a glowing pumpkin head at a friend's farm.

When the Alden children accompany their grandfather on a trip to Seattle, they discover clues throughout the city, seemingly planted just for them.