The Boxcar children uncover a mystery when they compete in several contests at the county fair.

While helping out part time in a pet shop, the Alden children discover an employee who is smuggling and selling exotic animals.

While sightseeing in Niagara Falls, the Boxcar children investigate a rash of souvenir store thefts. Includes related puzzles, games, and activities.

The Aldens investigate a mystery involving a legendary mining expedition to the gold fields of Alaska.

Four orphaned children make a home for themselves in an abandoned boxcar and are united with their grandfather.

While visiting Michigan's Upper Peninsula to prepare their Great-aunt Sophie's big old house for sale, the Boxcar Children encounter a mystery involving a valuable ring supposedly hidden somewhere in the house. Includes puzzles and activities.

When the Alden children spend a week visiting at Pilgrim Village, they uncover the mystery behind the unusual happenings at the historic site.

The Aldens help a farmer whose honeybees have stopped producing honey and discover a sabotage scheme.

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.