- Fast, strong, fearless, football adjectives, by Mark Weakland
- Scooby-Doo! and the ruins of Machu Picchu, the hidden city howler, by Mark Weakland ; Consultant : David Chicoine, PhD Associate Professor Department of Geography and Anthropology Louisiana State University ; [illustrated by Dario Brizuela]
- Who's who at school, by Mark Weakland ; illustrated by Nina de Polonia-Nill
- Scooby-Doo! and the buried city of Pompeii, the ghastly guide, by Mark Weakland ; Consultant : Jessie Weiner, PhD Assistant Professor of Classics Hamilton College ; [illustrated by Christian Cornia]
- Scooby-Doo! and the cliff dwellings of Mesa Verde, the ghostly gaze, by Mark Weakland: Consultant : Julie Markin, PhD Assistant Professor of Anthropolgy Washington College ; [illustrated by Christian Cornia]