Museum Hours See a list of Upcoming Events Open Play Hours – School Year Hours in Effect 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…

 First Mondays: Preschool & Homeschool Families Welcome – October 6th, 2025 Kick off each month with a special STEM-filled morning designed for preschool-aged children and homeschool families at the Long Island Explorium! From 10:00 AM to 12:00 PM, enjoy private access to our interactive exhibits and engage in a new self-guided activity each month, thoughtfully…

Museum Hours See a list of Upcoming Events Open Play Hours – School Year Hours in Effect 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…

 Discovery Days at the Long Island Explorium – October 13th, 2025 DISCOVERY DAYS 2025 AT THE LONG ISLAND EXPLORIUM School Holiday Drop-Off Program for Grades 1–5 Full Day (9–3) and Half Day (9–12) Available | Price: Half $45 / Full $90 | Total Capacity: 15 Children per Day Turn a school holiday into a day…

 First Mondays: Preschool & Homeschool Families Welcome – November 3rd, 2025 Kick off each month with a special STEM-filled morning designed for preschool-aged children and homeschool families at the Long Island Explorium! From 10:00 AM to 12:00 PM, enjoy private access to our interactive exhibits and engage in a new self-guided activity each month, thoughtfully…

 Discovery Days at the Long Island Explorium – November 4th, 2025 DISCOVERY DAYS 2025 AT THE LONG ISLAND EXPLORIUM School Holiday Drop-Off Program for Grades 1–5 Full Day (9–3) and Half Day (9–12) Available | Price: Half $45 / Full $90 | Total Capacity: 15 Children per Day Turn a school holiday into a day…

 Discovery Days at the Long Island Explorium – November 11th, 2025 DISCOVERY DAYS 2025 AT THE LONG ISLAND EXPLORIUM School Holiday Drop-Off Program for Grades 1–5 Full Day (9–3) and Half Day (9–12) Available | Price: Half $45 / Full $90 | Total Capacity: 15 Children per Day Turn a school holiday into a day…