teachers: automated external defibrillator (AED)]Posture: Prolonged standing; frequent kneeling/squatting, bending/stooping, pushing/pulling, and twistingMotion: Frequent walkingLifting: Regular light lifting and carrying (less than 15 pounds); may lift and move textbooks and classroom equipmentEnvironment: Work inside, may work outside; regular exposure to noiseMental Demands: Maintain emotional control under stress; work prolonged or irregular hoursIn Pre-K classrooms as well as special needs of students, staff aides will address personal/hygiene needs of students such as assistance in toileting, washing of hands, changing of clothing when soiled, etc. Physical activity, modeling, and directing instruction in front of large group setting of students in order to define/model expected and appropriate behaviorsLifting, carrying, or pulling of instructional equipment such as balls, instruments, cases, tools, etc. which are necessary to the instructional delivery of the lessonExposure to various climate settings and temperatures relative to classroom instruction within/outside school building/facility The foregoing statements describe the general purpose and responsibilities assigned to this job and are not an exhaustive list of all responsibilities and duties that may be assigned or skills that may be required.