The Schoolhouse Gallery, 494 Commercial St. in Provincetown, presents “Wintertide,” a new exhibition opening Saturday, February 13th and featuring works by Mark Adams, Jennifer Amadeo-Holl, Antonia DaSilva, Ted Kincaid, Lynne Kortenhaus, Paula Kotis, Jeannie Motherwell, Stephanie Frank Sassoon, Simone Siegel, Vicky Tomayko, and Donald Traver. It runs through March 21.