 Within the physical education requirement , known as Dimensions of Physical Education , students have a choice of four programs of study in individual and net sports , dance , bodybuilding , and team sports . Ninth @-@ grade students are required to take the one @-@ semester class and an additional semester is required for graduation . Each dimension program also includes a session in aquatics and personal fitness . Lifeguard training is also offered as a course and can be used to gain certification as a Professional Rescuer in first aid , CPR , and <unk> from the American Red Cross . 
