Brainy:  12:49       Behind the Redwood Curtain:  21:21   What We’re Learning from Our Knitting: Catherine reaps the rewards of the Dishcloth Swap https://www.ravelry.com/groups/annual-dishcloth-swap. Margaret finds comfort from yarn crafts after the Tree of Life mass shooting with the Jewish Hearts for Pittsburgh group.  In Ravelry:  https://www.ravelry.com/groups/jewish-hearts-for-pittsburgh    Also on Facebook.   Brainy Thing:  Good Brain Chemicals from Group Singing Let’s raise our voices for the good brain chemicals we get from singing — especially in groups.      Behind the Redwood Curtain: Margaret shares a little research on the redwood trees canopy, that ecosystem high in the air.     Podcast Links:  Facebook:  Also, join our Facebook Group  https://www.facebook.com/Teachingyourbraintoknitpodcast/?ref=aymt_homepage_panel Ravelry Group  http://www.ravelry.com/groups/teaching-your-brain-to-knit website https://teachingyourbraintoknit.com/ for show notes, photos of our knitting and crochet projects, Behind the Redwood Curtain places and things and anything else we decide to post. Instagram:   Margaret Kelso for Margaret and MagicWombat1 for Catherine   Today in Teaching Your Brain to Knit Catherine reaps the rewards of her Dishcloth Swap and shares them with us, Margaret Finds comfort in a crochet version of Jewish Hearts for Pittsburgh, Catherine reports on research that confirms    that singing helps us feel better, especially when we’re in a group, and Margaret reveals research on the surprising ecosystem hundreds of feet above the ground in the Redwood canopy.