Friday–Saturday, May 10-11, 9 a.m.-5 p.m. at Winterville Mounds. First Annual Winterville Knapp-In. Knappers from around the country will gather to trade tools and demonstrate the ancient techniques. For those interested in participating, flint knap kits will be available for sale. An atlatl contest will take place on Saturday from 1 to 3 p.m. The public is invited to watch the spear throwing competition. For more information call 662-334-4684 or email Winterville Mounds.