Book 1

Blue Poodle Mystery

by Laura Lee Hope

Published 1 April 1980
The Bobbsey twins search for a poodle that interrupted a ballet performance and then was stolen.

Book 2

Secret in the Pirate's Cave

by Laura Lee Hope

Published 1 October 1980
While vacationing in Bermuda, the four Bobbsey twins become involved with a pair of thieves trying to steal valuable artifacts from the local museum.

Book 5


Book 6

The Camp Fire Mystery

by Laura Lee Hope

Published 1 January 1982
The Bobbsey twins help the members of a Camp Fire club catch the culprits who stole their bicycles.

Book 8

When a valuable stamp is stolen from a museum, the four Bobbsey twins try to help find the thieves.

Book 9

The Music Box Mystery

by Laura Lee Hope

Published 1 October 1983
When Flossie receives a music box that may have been intended as a gift for someone else, the twins quickly realize that a mystery is involved.

Book 10


Book 11

The Scarecrow Mystery

by Laura Lee Hope

Published 1 October 1984

Book 12


Book 13


Book 14

The Bobbsey twins are drawn into a mystery involving the manufacture of perfume while on a family vacation in Paris.