ANN ARBOR With in-personal summer camps canceled, the Ann Arbor Art Center has created a set of online workshops and classes for artists of all ages and interests. The workshops and classes range in price from $25 to $255 and may require additional supplies, which are listed through each event page. The two-day class is designed for adults and requires painters to use acrylic paints and other supplies. Using various paints, pencils and brushes, adult painters will learn basic techniques of watercolor painting. Related: With in-person summer camps canceled, Ann Arbor Art Center announces virtual art camp