The Fourth Floor Twins and the
Disappearing Parrot Trick

In this series

The Fourth Floor Twins and the
Fish Snitch Mystery

The Fourth Floor Twins and the
Fortune Cookie Chase

The Fourth Floor Twins and the
Disappearing Parrot Trick

The Fourth Floor Twins and the
Silver Ghost Express

The Fourth Floor Twins and the
Skyscraper Parade

The Fourth Floor Twins and the
Sand Castle Contest

Also by David A. Adler

The Cam Jansen Adventure Series

Illustrated by Susanna Natti