The Bobbsey twins become involved with a pair of thieves trying to steal valuable artifacts from the local museum.

A scar faced man and his black dog complicate the case of the buried treasure that the twins are investigating.

Moffie and Morgie Barker can't wait to start school, but they don't necessarily agree about what makes a great school day. Best-selling author Tomie dePaola shows young readers that being themselves can be the most fun of all in this engaging tale of twins with very different ways of looking at the world.

When a new girl in the Barkers' class, Carole Anne, acts like a bully, the students try talking to her and ignoring her until Morgie finally discovers what is wrong and finds a way to fix it.

The Bobbsey Twins On A Houseboat is a children's novel by Laura Lee Hope, first published in 1915. It is part of a series of books featuring the adventures of the Bobbsey twins, Bert and Nan, and their younger siblings, Freddie and Flossie. In this book, the Bobbsey family sets out on a summer vacation on a houseboat. The children are excited to spend their days exploring the rivers and lakes of the countryside, fishing, and swimming. They also plan...

The twins and family visit New York.

Abigail and John, the Templeton twins, and their dog Cassie, foil a pair of inept kidnappers intent on stealing one of their father's newest inventions.

Abigail and John, the Templeton twins, and their dog Cassie, foil a pair of inept kidnappers intent on stealing one of their father's newest inventions.

Professor Templeton has been hired by the Thespian Academy of the Performing Arts and Sciences to invent something, anything, important (and profitable) but the thirteen-year-old twins, Abigail and John, are suspicious and determined to investigate.