Carroll County STEaMpunk Challenge: Building Chain.. Share facebook twitter Fri 2/21 Event Dates Fri 2/21 Event name Center Sandwich. in Center Sandwich https://extension.unh.edu/events/carroll-county-st Reaction Machines. #carroll county steampunk #rube goldberg #children #dominoes #families #free #fun #learn #marble #pizza #school #volunteers #arts more info @ extension.unh.edu