Museum Hours Archives - Long Island Explorium

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Open Play Hours – June 21st thr 22nd

Jun 21, 2025 1:00PM—Jun 22, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours See a list of Upcoming Events Open Play Hours – Summer Hours Start July 3rd Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General…

Open Play Hours – June 19th

Jun 19, 2025 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – June 14th thr 15th

Jun 14, 2025 1:00PM—Jun 15, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours See a list of Upcoming Events Open Play Hours – Summer Hours Start July 3rd Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General…

Open Play Hours – June 7th thr 8th

Jun 07, 2025 1:00PM—Jun 08, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours See a list of Upcoming Events Open Play Hours – Summer Hours Start July 3rd Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General…

Open Play Hours – May 31st thr June 1st

May 31, 2025 1:00PM—Jun 01, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – May 24th thr 25th

May 24, 2025 1:00PM—May 25, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – May 17th thr 18th

May 17, 2025 1:00PM—May 18, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – May 3rd thr 4th

May 03, 2025 1:00PM—May 04, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – April 26th thr 27th

Apr 26, 2025 1:00PM—Apr 27, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – March 29th thr 30th

Mar 29, 2025 1:00PM—Mar 30, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – March 22nd thr 23rd

Mar 22, 2025 1:00PM—Mar 23, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – March 15th thr 16th

Mar 15, 2025 1:00PM—Mar 16, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – March 8th thr 9th

Mar 08, 2025 1:00PM—Mar 09, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – March 1st thr 2nd

Mar 01, 2025 1:00PM—Mar 02, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – Winter Break

Feb 18, 2025 1:00PM—Feb 21, 2025 5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Ice Festival Weekend – Open Play Hours – 1-25-25

Jan 25, 2025 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours – During Port Jefferson Ice Festival Weekend at the Long Island Explorium Open Play: During Port Jefferson Ice Festival January 18–19, 2025 Activity Included with Admission Icy Creations: Make Your Own Icicle Art Unleash your creativity this winter at the Long Island Explorium! Craft shimmering icicles that sparkle like those hanging from rooftops…

Open Play Hours – 1-5-25

Jan 05, 2025 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

Open Play Hours – 1-4-25

Jan 04, 2025 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

HOLIDAY Open Play Hours – 12-31-24

Dec 31, 2024 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…

HOLIDAY Open Play Hours – 12-30-24

Dec 30, 2024 1:00PM—5:00PM

Long Island Explorium Port Jeff Harbor 101 East Broadway Port Jefferson, NY 11777

Museum Hours Open Play at the Long Island Explorium Join us as we celebrate STEM, Space, Math, and Maker Activities all month long with exhibits, workshops, and special events! Join us for hands-on activities, crafts, and more. Our current General Hours are: Closed June 19–22 for Maintenance Saturday and Sunday: 1 PM – 5 PM…