Pilot books

Six children help solve the mystery of a missing spyglass that has kept two brothers feuding for years.

Liza and Logan investigate a spiritualist they believe is trying to cheat their neighbor out of her inheritance.

A friendly writer with a metal detector, the mysterious inhabitants of a tower house, and the discovery of a locket in the sand are ingredients for the Aldens' latest mystery.

Book #1 of Bulldog Drummond "His Four Rounds with Carl Peterson" series. A demobilised officer of the first World War finds post-war life boring and seeks excitement with an advertisement: ... 'finding peace incredibly tedious, would welcome diversion. Legitimate, if possible; but crime, if of a comparatively humorous description, no objection. Excitement essential...'

Liza discovers a body wearing Mr. Greening's jogging jacket, but when she returns to the scene with a friend, the body is gone and later, Mr. Greening is wearing the jacket. Is he a murderer?

The Spotlight Club detectives discover strange happenings and stage a thrilling rescue on a forgotten island in the north woods.

Interviews for a research project lead two teenagers to discover the secret of a desperate man.

Two teenage neighbors in a city apartment building are drawn into the mysterious activities at an oriental import company.