Sierra Table Tennis Open-play table tennis, 7 to 10 p.m. Mondays at Echo Ridge School, 15504 Liberty Circle Dr. in Nevada City. For information, call (530) 265-2834. Healing through Loss and Grief Support Group Anyone who has experienced emotional loss, be it current or in the past, is welcome. For information, call (530) 265-3258 or visit www.LossAndGrief.org. Blue Star Mothers of America California Chapter 12 of the Blue Star Mothers of America meets at 10 a.m. on the fourth Saturday of the month at Paulette’s Country Kitchen, in Grass Valley. If you are a mother, adoptive mother, step-mother, foster-mother, grandmother, …