by Ericka Kastner Crestone’s Earth Knack Stone Age Living Skills founder Robin Blankenship says by the time she graduated from college, she’d spent half of her life in the outdoors, a journey that was set in motion when she was a young girl attending a 63-acre campus in the Northern Illinois woodlands from first through eighth grades. She describes listening to Hiawatha-esque rhyme and meter stories, learning to ride horses through the woods and canoeing the Illinois and Fox Rivers. “Because my family life was so difficult for me, that place was a fairy tale, a magical immersion in nature.”…