Ages 8-10; 45 minutes. Ticket required. Design and build your own mini catapult to launch tiny pumpkins across the room. Test it for distance and accuracy! Tickets available at children's desk 15 minutes before class time. This session is part of the 2026 Maryland STEM Festival. Please click herehttps://live-howardcounty.pantheonsite.io/events/upcoming?keywords=2026%20Maryland%20STEM%20festivalfor a full schedule of classes and events.