Knox County Art Society will offer a workshop led by Anne Hebebrand, “Exploring the Surface: Painting with Cold Wax and Oil,” Wednesday, October 30, through Saturday, November 2, from 9 a.m. to 4 p.m. at the Camden Lion’s Club, 20 Lion’s Lane. Participants will create small studies with cold wax and oil paints and discover how to build a textured, vibrant paint surface. The workshop is suiteable for those who have had some painting experience and are looking for ways to enrich their current art practice. Hebebrand is a graduate of Boston Museum School, where she received the Dana Pond Painting Award. For more information, visit annehebebrand.com.