Cookie decorating is a four-week long course in making favorite designs come alive through baking. This is a great opportunity to learn to make perfect edible gifts that can add excitement to birthday parties and impress family and friends during the holidays. Location is City Hall. It is intended for ages 16 and older. It is set for Jan. 7 to 28 on Tuesdays from 6 to 7:15 p.m. Fee is $20 for residents and $25 for non-residents. All supplies are included in the cost of the program. Registration deadline is Dec. 27.