Join OWLS, OWLets and friends for a playgroup on May Day. At 10:00 a.m., if you wish, go to the Treehouse Children’s Boutique, 3954 N. Williams Avenue, for kids’ music. (Cost is $5 for children/free for adults.). Afterwards, join us for conversation and play across the street at the Poa Cafe, 4025 N. Williams Avenue.