- Adjunct professor Iowa State University, Ames, 1990-1992. From assistant professor to professor Clarke College, Dubuque, Iowa, 1992—2005, professor, since 2005, chairman Department English, since 2001.
- Spelling Smart Junior: Becoming a Stellar Speller
- Welcome to the Palace of Words, where Barnaby, Bridget, Beauregard, and Babette face a terrifying task--learning to spell! Along the way, they encounter a series of challenges equally as frightening as spelling.
- Princeton Review: Mythology Smart Junior: A Journey to the Land of Legend
- Mythology Smart Junior is a great way to get to know the heroes, villains and monsters from the land of legend.