10 am – 5 pm Earth Rocks! Ages: 12 and underArt Community Family Brooklyn Children’s MuseumCrown Heights
11 am – noon Kids Week: Spring Scavenger Hunt Ages: AllEnvironment Family Free Herbert Von King ParkBedford–Stuyvesant
Noon – 4 pm Arbor Day at the Audubon Center Ages: AllEnvironment Family Free Prospect Park Audubon Center
4 – 6:30 pm City Nature Challenge: Teen Bioblitz! at Brooklyn Bridge Park Ages: 9 and upEnvironment Family Free Visitor Center at the Boathouse, Pier 5 UplandsBrooklyn Heights, DUMBO
10 am – 5 pm Earth Rocks! Ages: 12 and underArt Community Family Brooklyn Children’s MuseumCrown Heights
1:30 – 4:30 pm Recycle The Runway at Kings Plaza Ages: AllCommunity Environment Family Kings Plaza Shopping Center
2 – 4 pm Sip & Swap: An Earth Month Clothing Swap and Fireside Chat Community Environment Precycle, Prospect HeightsProspect Heights
6 pm Family Overnight: Sharks After Dark Ages: 5 and upAnimals Caribbean Family New York AquariumConey Island
Today, 7:30 pm The Billie Holiday Theatre Presents Lynn Nottage’s Fabulation, or the Re-Education of Undine The Billie Holiday Theatre
Gay City News West Virginia says it will appeal ruling that allowed transgender teen athlete to compete