The Massachusetts Center for Native American Awareness is hosting its 20th annual Spring Planting Moon Pow-Wow and Crafts Festival Saturday and next Sunday at the Marshfield Fairgrounds, 140 Main St. New this year at the children’s craft station are lessons in pinch pottery to be held on Sunday. On Saturday, the craft will be corn husk dolls. The festival also features intertribal dancing, storytelling, drumming, singing, arts and crafts for sale, and an educational workshop about Native American identity. “This is one of the first pow-wows outdoors for the season,” said Burne Stanley-Peters, president of the Boston-based Native American center. Native and non-native foods will be sold. Admission is $5, $4 for seniors and center members, and $2 for children 4 to 12. Younger children are free. The festival opens at 11 a.m. both days, closing at 8 p.m. Saturday and 6 p.m. Sunday. Organizers recommend bringing a lawn chair or blanket.