CARIBOU – Weekend classes are being held for childbirth education from noon to 5 p.m. Feb. 2-3, April 20-21, June 1-2, Aug. 3-4, Oct. 12-13 and Dec. 7-8 at the Chan Center at Cary Medical Center. Classes on how to breastfeed will be held from 6:30 to 8 p.m. Feb. 4, April 22, June 3, Aug. 5, Oct. 15, and Dec. 9. All classes are free. Pre-registration is required.Call 498-1143 for information or to register.