Northborough – Heart and Stone Jewelry, 269 W. Main St., has just posted its fall 2014 schedule of metal clay jewelry-making classes. Also, they are now offering silver metal clay birthday parties for ages 10-14 as well as private parties and ladies nights. Class participants are invited to use what they’ve learned in Heart and Stone’s metal clay open studio. Fall studio hours are Tuesday and Thursday, 12-9 p.m. For more information, visit www.heartandstonejewelry.com or call 508-466-8333.