Saturday Art Adventure: World Turtle Day with Lani Carney, 9 a.m. to noon, Featherstone Center for the Arts. Ages 3 to 8. Design and create special pond home for your faux turtle. $45. Call 508-693-1850 or visit featherstoneart.org.
Guest Preacher, 10 a.m., Trinity Worship Center, Camp Ground, Oak Bluffs. Brother Henry Bhasker, founder of Good Shepherd Mission in Andra Pradesh, India, guest preacher. Potluck follows. Bring a dish to pass. Call 508-693-4424.
Fusion Inclusion Party, 2 to 5:30 p.m., YMCA. All middle school students with special needs welcome to join the Fusion program after school. Free. Preregistration required. Call Dylan Spencer Kenney for specific accommodations, 508-696-7171 or visit ymcamv.org.
After Prom Party, 10 p.m. May 17 to 5 a.m. May 18, YMCA. Hosted by high school parents' committee. All high school juniors and prom dates; or those who didn't go to prom invited. Drug and alcohol-free event. Free. Call 508-696-7171 or visit ymcamv.org.
Parents' Night Out, 5 to 8 p.m., YMCA. Parents get night out while kids play. Members, $20/child, $15/sibling. Nonmembers, $25/child, $20/sibling. Preregister at service desk. Call 508-696-7171 or visit ymcamv.org.