6:30 – 7:30 pm Crafting Corner: Perler Bead Coaster (9-12) Ages: 9 – 12Art Craft & DIY Finkelstein Memorial LibrarySpring Valley
All day Jefferson Valley Mall Carnival Ages: AllAttractions Festivals Jefferson Valley MallYorktown Heights
10 am – 2 pm Earth Day Hike at Harriman State Park Ages: 3 and upEnvironment Harriman State ParkSouthfields
10 am – 2 pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
10 am – 5 pm The Westchester Amateur Astronomers & Ursa Minors @ NEAF Ages: AllExpo Rockland Community CollegeSuffern
10 am – 7 pm Play Unstoppable Festival Ages: AllAttractions LEGOLAND Discovery Center WestchesterYonkers
Noon – 4 pm Family Science Workshop: Spring Micro-Safari Ages: AllEnvironment Hudson River MuseumYonkers
2 – 3 pm Planetarium Show: The Sky Tonight Ages: AllAttractions Environment Hudson River MuseumYonkers
Today, 1 pm Orangetown Museum Exhibition: Creating Community 1950 The Orangetown Historical Museum & Archives