Hofstra University is hosting the first Science and Engineering Festival of Long Island (SEFLI) on Sunday, December 14, 2025, from 10 a.m.-5 p.m. at its David S. Mack Sports and Exhibition Complex. There will be a wide variety of exhibits and hands-on activities coordinated by Long Island educational institutions, museums, companies and industries, professional societies, scientific laboratories, and healthcare organizations Admission and parking are free. Reservations are not required to attend.