Saturday: Brooklyn Museum’s First Saturday with free night events at http://www.brooklynmuseum.org. Mother’s Health Fair in Sunset Park, 11:00 a.m.–3:00 p.m. Featuring: therapeutic & prenatal massages, traditional Chinese tea tasting, alternative medicine information booths, health screenings and registrations such as: breast cancer screening registration, colon screening registration, Hepatitis B screenings, Lung LDCT screening registration and also prenatal exercise demonstrations, Tai Chi, yoga and first aid demonstrations at Sunset Park Recreation Center, 43rd Street at 7th Avenue, Brooklyn. Chants for Peace for the May Day Ceremony for with a Maypole Dance, and fly ribbons inscribed with messages of peace and hope at Grand Army Plaza, Bailey Fountain – Flatbush Avenue, Brooklyn, http://www.donnahenes.net, 11 am–2 pm.
Touch-a-Truck as kids can climb inside and explore over 25 different working trucks and vehicles, including an FDNY fire engine, garbage truck, ambulance, NYPD car, tow truck, and more. Plus arts and crafts, a DJ, food trucks, bouncy houses, and face painting at PS 295, 330 18th St. between Sixth and Seventh Avenues, http://www.ps295.org/pta/touch-a-truck-2015, Noon–5 pm, $8. Family Festival with games and activities including a Bounce House, Star Wars Characters , Flea Market, and juggling show. First 100 kids get a free goodie bag at PS 15, 71 Sullivan St., Brooklyn, Noon–3 pm, $2 activities; ($4 T-Shirt; $3 bounce house). Bargemusic, walk across the planks for a family friendly concert at Bargemusic, Fulton Ferry Landing, Old Fulton Street and Furman Street, http://www.bargemusic.org/, Saturdays, 4 pm from Saturday, May 2 to Saturday, May 30 and free. Women’s Rights=Human Rights? Exploring impediments to the Women’s Rights Movement, artists perform and discuss the state of women’s liberation at Jack, 505 Waverly Ave. between Fulton Street and Atlantic Avenue, http://www.jackny.org, 7–10 pm, $15. A World in Trance Festival 8:00 p.m. daily until May 3, TicketsRoulette Brooklyn, 509 Atlantic Ave. Brooklyn, $30, roulette.org. An ecstatic array of non-electronic repetition will be explored for four nights of transporting sounds from a half-dozen countries.
Sunday: Historic New York: Coney Island, 1:00 p.m. Rangers specialize in interpretation of historic turning points, both natural and man-made, in our city’s long history. Walk along the seaside Boardwalk and learn about amusements old and new as well as the evolving history of Coney Island that is quintessential Brooklyn. Parachute Jump at the boardwalk and West 18th St., Brooklyn. Fill up this giant Hello Kitty-shaped capsule, 1:00 p.m.–5:00 p.m. The Time After Time Capsule is part of an ongoing, multi-city participatory project with like capsules displayed last year in Miami, and this year in New York and Amsterdam. In each location, the artists plans a series of children and family workshops to create colorful object that are added to the giant capsule, which looks like a giant, clear Hello Kitty. The capsule will be on display until September 13 at Hammarskjold Plaza in Dag Hammarskjold Plaza, Manhattan. 38th Annual NYC Big Apple Grapple 1:00 p.m. at Cheap Shots Sports Bar, 149-05 Union Turnpike Queens, NY, $5-$35, nycarms.com. TD Five Boro Bike Tour, 7:30 a.m. at Trinity Church,74 Trinity Place New York, NY, free-$92. Heathy Living Expo with a day of free checkups and health education including seminars on eating with diabetes, senior fitness classes, BMI analyses, blood pressure screenings, and information on healthcare options at Hebrew Educational Society, 9502 Seaview Ave. at 95th Street, Canarsie, Brooklyn, firstname.lastname@example.org, 11 am–3 pm, free. Independent Bookstore Day After Party with drinks and music at PowerHouse Arena, 37 Main St. at Water Street, Brooklyn, http://www.powerhousearena.com, 9––11:30 pm, free. Lafayette Inspirational Ensemble Gospel Concert, Lafayette Avenue Presbyterian Church, Lafayette Avenue and South Oxford Street, http://www.lapcbrooklyn.org, 4 pm, $20 ($10 seniors).