Fairy Festival. Green Meadows Farm. 656 Asbury Street. Hamilton. 2:30 p.m. to 5:00 p.m. Bring your wings! Music and movement, build a fairy house, have a tea party, make a fairy craft, fairy naming ceremony and more. Rain date: July 27. Pre-registration required. $24 per child. 978-468-3720. www.gmfarm.com