Today

Weatherproof Weekend: Don’t let the unpredictable fall temperatures ruin your plans. Free Saturdays at the JCC are back, where kids can hula-hoop, make art and play in the indoor playspace, hear live music from klezmer violinist Alicia Svigals, do yoga or watch “The Princess Bride.” If it’s a nice day, head up to the outdoor rooftop playground. 2 to 5 p.m. 334 Amsterdam Ave., at 76th Street; 646-505-4444.

Free for all: Cancel the baby sitter. Brooklyn Museum’s Target First Saturday is a monthly night out for all ages, and everything is free. Kids will dig making collages inspired by the art of Fred Tomaselli, a screening of “Alice in Wonderland” and live folk music; adults will appreciate talks by Tomaselli and author Pagan Kennedy, gallery tours and the cash bar offering beer and wine. 5 to 11 p.m. 200 Eastern Parkway, at Washington Avenue; 718-638-5000.

Sky’s the limit: Kicking off the “Sky View Celebrates” series at the new Sky View Center in Flushing is “Animals Alive!” Presented by the Alley Pond Environmental Center, this 45-minute session will introduce kids to a variety of live mammals, reptiles, amphibians and birds. Noon, free. 40-24 College Point Blvd.; svcnyc.com.

Tomorrow

Rose-colored glass: See the new 6,000-pound stained-glass window designed by artist Kiki Smith and architect Deborah Gans at the Museum at Eldridge Street’s “Fall Family Day,” where kids can learn about old techniques of making stained glass and watch a demo of how it’s done now. 1 to 3 p.m., $15 per family. 12 Eldridge St., between Canal and Division streets; 212-219-0302.

Magic show: If your kids like reality TV, they’ll love “Make Believe,” the award-winning documentary about six teenage magicians from across the globe who travel to Las Vegas to compete for the title of teen world champion. 3:30 p.m., $16. IFC Center, 323 Sixth Ave., at West Third Street; 212-349-0330.

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