1) cognitive scale (sensory acuity, perception, attention, object permanence, counting, etc.)
2) language scale (receptive/expressive communication, directions, identifying pictures/objects)
3) motor scale (object manipulation, hand skills, posture control, motor planning)
4) social-emotional scale (use of emotions, ability to convey feelings)
5) adaptive scale (completed by caregivers, communication, health and safety, self-care, self-direction, home living, leisure)