Post your class rules in chevron-inspired style with this Calm & Cool class rules chart. A class rules chart is a great reference for students and teachers and a must-have for classroom management. Calm & Cool is a décor collection that uses simple patterns and soft colors to evoke a feeling of calmness and soothe the senses. Details: Multicolor 17" x 22" chart Includes 6 charts Back of chart includes reproducibles and activity ideas For ages 5-14