The Herndon Senior Center at 873 Grace Street, Herndon needs an experienced knitter to teach participants how to knit on Thursdays, 10:30 a.m. to noon. Contact Fairfax County's Volunteer Solutions at 703-324-5406, TTY 703-449-1186, VolunteerSolutions@fairfaxcounty.gov, or visit Volunteer Solutions at www.fairfaxcounty.gov/olderadults and click on volunteers.