EDWARDSVILLE - Students at Columbus Elementary School in Edwardsville are learning how to regulate their emotions with the new Jaguar Den.Jamie Unger, the school psychologist, worked together with Principal Cole Kringlen to open the Jaguar Den, a room with sensory stations, fidget toys and more. The goal is to help kids who are experiencing big emotions to reset and return to class ready to learn. “It’s just one more tool in our Columbus toolbox,” Kringlen said. “ know th...