Museum Hours
Current & Upcoming
Summer Open Play Hours – July 30th thr Aug 3rd
Jul 30, 2025 1:00PM—Aug 03, 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…
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