• Five Go Off in a Caravan

    Four children and their dog are allowed to travel on their own in a caravan, and they find a mystery involving some suspicious circus performers. Vintage children’s book.

  • The Castle of Adventure

    While staying in a house near an old castle, children discover that the castle isn’t as empty and abandoned as it appears to be. Vintage British children’s book.

  • Island of Adventure

    A boy invites his new friends to go bird-watching during the summer at his aunt and uncle’s home, and the children uncover a mystery. Vintage children’s mystery book.

  • Mystery of the Inca Cave

    A couple of boys exploring the countryside in Peru find Incan ruins and what appears to be an illegal mining operation. Children’s mystery book.

  • The Illyrian Adventure

    Orphan Vesper Holly convinces her new guardian to help her pursue her father’s research. Children’s adventure book.