10 am – 1 pm City Nature Challenge Family Day Ages: AllEnvironment Family Free Green-Wood CemeteryBrooklyn
11 am – 12:30 pm Tot Time Ages: 4 and underCraft & DIY Family Free Shirley Chisholm State Park (Hendrix Creek Patio)Brooklyn
11:30 pm Friday NYC HipHop vs. Reggae® Booze Cruise Jewel Yacht party Skyport Marina Dance Food & Drink Jewel YachtMidtown
10 am – noon Gardening Day at The Castle in Fort Totten Community Free Bayside Historical SocietyBayside
10 am – 2 pm Community Celebration Sponsored by Brilla Schools Ages: AllCommunity En Español Family Brilla College Prep School – South BronxBronx
2 – 4 pm May the Fourth at the New York Aquarium Ages: 5 – 8Animals Family Outdoors New York AquariumBrooklyn
11:30 pm Friday NYC HipHop vs. Reggae® Booze Cruise Jewel Yacht party Skyport Marina Dance Food & Drink Jewel, Skyport MarinaMidtown
9:30 – 10:30 am Spring Serendipity Hike Ages: 5 and upEnvironment Family Free Greenbelt Nature CenterState Island
9 am – noon YO MAMA’S SO FAST 5K & HALF MARATHON Fundraisers Holiday Flushing Meadows Corona Park – ParkingQueens
9 – 10:30 am Birding: Warbler Watch Ages: 5 and upAnimals Environment Family Clove Lakes ParkStaten Island
8 – 11 pm Jenny Holzer, “For the Guggenheim” Light Projection Ages: AllArt Attractions Family GuggenheimUpper East Side
8 – 11 pm Jenny Holzer, “For the Guggenheim” Light Projection Ages: AllArt Attractions Family GuggenheimUpper East Side
11:30 pm Friday NYC HipHop vs. Reggae® Booze Cruise Jewel Yacht party Skyport Marina Dance Food & Drink Jewel, Skyport MarinaMidtown
11 am – 5 pm Sound & Color! Spring Festival Ages: AllCommunity Family Food & Drink Pier 5 – Brooklyn Bridge ParkBrooklyn
11 am – noon Doggie Day Hike Ages: AllAnimals Environment Family LaTourette Park & Golf CourseStaten Island
8 – 11 pm Jenny Holzer, “For the Guggenheim” Light Projection Ages: AllArt Attractions Family GuggenheimUpper East Side
Noon – 6 pm Greek Jewish Festival Community Concert Kehila Kedosha Janina Synagogue and MuseumLower East Side
8 – 11 pm Jenny Holzer, “For the Guggenheim” Light Projection Ages: AllArt Attractions Family GuggenheimUpper East Side
Brooklyn Paper Open Streets will return to Park Slope’s Fifth Avenue after local merchants secure new sponsor