Held for the fourth time by Charm-Learn Studio, “Yom Yen Pen Sii Kram” teaches the Thai Northeastern technique of organically dyeing fabrics in that distinctive blue color, using a cold water dyeing technique. Beginners are welcome to participate with the two-day workshop taking place this weekend (Mar 29-30) from 10am-4pm. The B3,500 course fee includes all materials, apron, kram (indigo) and tea-break snacks. Class limited to 5-10 students. Reservations at 080-587-6331 and charmlearnstudio@gmail.com.