Natural Attraction is sold at the Readers’ World Bookstore in Holland, Michigan, Beaverdale Books in Des Moines, Iowa (signed copies!) and The Spirit Shoppe in Pella, Iowa. , Prairie Lights in Iowa City..To buy on-line use links here (the Penner site: click on icon for selected site to purchase) and here.
Cleaner, Greener Labs is self-published and sold here.
Mixed In, a comic dystopia set in the near future United States from City Owl Press. When passions are regulated, which laws will you break? Buy here:
Mixed in is also available at Beaverdale Books (DSM) and The Central College Spirit Shoppe in Pella, Iowa.