November 15 @ 9:00 am - 8:00 pm Paper Rockets Mobile Locations variou locations, MD Design and build your own paper rocket with the Mobile Library! Free
November 15 @ 11:00 am - 11:30 am Pre-School STEM Playtime Williamsport Memorial Library 104 East Potomac St, Williamsport STEM playtime for preschoolers. Free
