Entering Grades 7-12 Wednesdays at 3 PM (6/18, 6/25, 7/2, 7/9, 7/16, 7/23) Registration for each class begins the day AFTER the previous week's class. Topics will include: Bottle Rockets (no pyrotechnics) Mini Medieval Mechanisms: Ballista Mini Medieval Mechanisms: Bow & Arrow Mini Medieval Mechanisms: Catapult Mini Medieval Mechanisms: Crossbow And More! SOME DAYS WE WILL BE GOING OUTSIDE, AND WE MIGHT BE GETTING MESSY, SO DRESS APPROPRIATELY!