November 17 @ 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 17 @ 10:00 am KID Museum Open Explore Kid Museum 3 Bethesda Metro Center, Bethesda Get ready for a fall season full of creativity, critical thinking, and fun and KID Museum's Open Explore! $15.00
November 17 @ 11:00 am - 11:30 am Pre-School STEM Playtime Williamsport Memorial Library 104 East Potomac St, Williamsport STEM playtime for preschoolers. Free