Tasks involve the ability to exert very moderate physical effort in light work, typically involving some combination of remaining standing for extended periods of time, writing on a chalkboard, stooping, kneeling an d crouching, and some lifting, carrying, pushing and/or pulling of objects and materials of moderate weight (12 to 20 pounds). Operates various types of machinery and equipment including a computer, printer, copier, laminating machine, fax machine, audio -visual equipment, tape playe r, book binder, various curriculum-specific equipment or instruments, etc.