Teens  in grades 7 through 12 can enjoy a sweet treat during a Christmas candy tasting at 6:30 p.m. Dec. 19 at Mentor Public Library’s Main Branch, 8215 Mentor Ave. The gourmands will enjoy both familiar and new seasonal sweets, according to a news release. Then they’ll rank their favorites. The program is free to enjoy, but due to limited space, registration is required. Sign up at www.mentorpl.org or by calling the library at 440-255-8811 ext. 1.