The Cape May County 4-H Youth Development Program is offering a series of free, hands-on marine science presentations at the Ocean City Library, September 24, 27 and 30 from 3–5 p.m. For more information, call the Cape May County Rutgers Cooperative Extension 4-H Youth Development Program at 609-465-5115, ext. 610 or email Julie Karavan at karavan@njaes.rutgers.edu.