Big emotions are part of preschool life. One minute, it is giggles at the craft table, the next it is tears over a crayon or a full-body "no" at clean-up. What matters is not whether kids melt down, but how the adults respond, and whether the room is set up to prevent avoidable escalation. Working parents also need consistency, because mixed messages create more friction than the original problem. In this article, we will discuss how preschools support self-control with calm limits and practical routines.