Robert Papp

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

When the children uncover a strange puzzle in a friend's back yard, it's the start of a "spy game" leading to gold. But first they must make sense of an old photo and a riddle, and learn just who is behind this mystery within a mystery.

People line up around the block to buy Mama Tova's cupcakes. But who could be trying to steal her secret recipe? The Boxcar Children follow clues to a cupcake contest, where they must use their mystery-solving skills to find a thief.

The Boxcar Children have been chosen to be on an exciting new show! A camera crew is following the Aldens around the city of Philadelphia as they compete with another team in a search for clues. But the search isnt easy, and someone is giving them the wrong directions! Who is trying to ruin the game?

The four Alden children, aged six to fourteen, volunteer at the new recycling center in town, and help uncover who is breaking in and making a mess each night.

Tells the story of the 1906 San Francisco earthquake as seen through the eyes of Jacob, a thirteen-year-old Jewish boy who lives in a boarding house with his father and younger sister.

Ten-year-old Lanie's wildflower garden is thriving and attracting butterflies to her Cambridge, Massachusetts, backyard, but a neighbor not only objects to her growing "weeds," she also uses harmful chemicals on her own plants. Can Lanie find a way to get along with her neighbor--and find a creative solution to their garden problem?

While staying at the Winding River Lodge, the Alden siblings investigate tales of a zombie haunting a lake in the woods.

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

Caroline is thrilled when her cousin Lydia and friend Rhonda stay at her house for the winter, but she begins to reconsider when Rhonda and Lydia spend all of their time together without Caroline.