The Science Museum of Long Island (SMLI), is a vibrant science education
center and 501(c)3 whose mission is to breathe life into science and kindle the spark of curiosity and a love of learning in young minds. First chartered by the Board of Education in 1963 under the name of the North Shore Junior Science of Museum, for over 60 years, we have been dedicated to fostering a love and understanding of science among young people through active discovery and problem-solving. We hold a steadfast belief that science is an exciting, fun-filled adventure and we invite everyone, especially the young explorers, to expand their scientific horizons with us, nurturing a lifelong love for learning and discovery.
JOIN SMLI FOR A SMASHING GOOD TIME AT OUR THIRD ANNUAL PUMPKIN SMASH! GUESTS ARE INVITED TO BYOP (BRING YOUR OWN PUMPKIN) TO BE TOSSED, THROWN, EATEN, CRUSHED AND SMASHED! ENJOY MUSIC, GET YOUR PUMPKIN SMASHING FEUL FROM BARRIER BREWERY, SID'S ALL AMERICAN FOOD TRUCK & SMUSHT! FUN THE WHOLE FAMILY CAN ENJOY!
Cost: $20 per adult & $10 per child* (3 & under free)
*Tickets $5 more at the door.
HOLIDAY WORKSHOP: WILDERNESS EXPLORERS - 11/11/25Nov 11, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
11.14.26 DISCOVERIES AFTER DARK: OWL PROWLNov 14, 2025, 6:30 PM – 8:30 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
SMLI Dungeons & Dragons Club - Fall 2025Nov 18, 2025, 5:00 PM – 6:30 PMManhasset, 1526 Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: PHYSICS OF FUN - 11/21/25Nov 21, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
11.23.25 CHALLENGE IT! EGG DROPNov 23, 2025, 10:00 AM – 11:30 AMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: SCIENCE IN THE KITCHENNov 26, 2025, 10:00 AM – 1:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: FOSSIL FINDSDec 04, 2025, 10:00 AM – 1:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: CATCH THE WAVE - 12/5/25Dec 05, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
12.7.25 CREATURE CONNECTIONS - COLD LOVING CRITTERSDec 07, 2025, 10:00 AM – 11:30 AMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: MIX IT UP! - 12/8/25Dec 08, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
12.12.25 DISCOVERIES AFTER DARK: CONSTELLATIONS TONIGHTDec 12, 2025, 6:30 PM – 8:30 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
12.21 EXPLORE IT! SUB ZERO SCIENCEDec 21, 2025, 3:00 PM – 4:30 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: WINTER WONDERLAND - 12/22/25Dec 22, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: SCIENTIFIC MYSTERIES - 12/23/25Dec 23, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: LET'S GET CRAFTY!Dec 29, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: SPACE EXPLORATIONS - 12/30/25Dec 30, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
HOLIDAY WORKSHOP: CANDY CHEMISTRYDec 31, 2025, 10:00 AM – 3:00 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
1.4.26 CREATURE CONNECTIONS - NEW YEAR, NEW FRIENDS!Jan 04, 2026, 10:00 AM – 11:30 AMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
STEM EXPLORERS AFTER SCHOOL CLUB - WINTER 2026Jan 08, 2026, 3:30 PM – 4:30 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA
SCIENCE EXPLORERS AFTER SCHOOL CLUB - WINTER 2026Jan 08, 2026, 3:30 PM – 7:30 PMScience Museum of Long Island, 1526 N Plandome Rd, Manhasset, NY 11030, USA