• Children’s Health Fund (212-535-9400) provides 10,000 New York families a year with everything from prenatal care to nutrition advice and dental work. • Chess-in-the-Schools (212-643-0225) teaches chess to kids up through the eighth grade, from Harlem to the Bronx. • GOTO (Giving Opportunities to Others) (646-554-4686) sends 30 disadvantaged students to a music-and-arts camp. • Volunteer-staffed Downtown Boathouse (646-613-0375) gives free kayaking lessons on the Hudson. • $150 to the Humane Society of New York (212-752-4842) will house and feed a cat or dog for one month. • Film Forum (212-627-2035) is one of the few hard-core art and revival film houses still showing Kurosawa in the city. • East Village ceramics center Bodanna (212-388-0078) teaches pottery to at-risk 16-to-24-year-olds. • A leading R&D nonprofit, International AIDS Vaccine Initiative (212-847-1111) is adding a research lab in Brooklyn. • New Visions for Public Schools (212-645-5110) has funded more than 900 new teachers and established 34 small schools since 1989. • For twenty years, the Design Industries Foundation Fighting AIDS (212-727-3100) has been funding local initiatives. • On the Donors Choose Website (donorschoose.org), teachers post requests for everything from clipboards to class trips. • Winter Wishes for Kids (212-228-5000) answers “Dear Santa” letters for 23,000 needy New Yorkers.