For example, children unable to use their hands are able to draw and construct to practice fine motor skills if provided assistive technologies such as modified keyboards, switches, pointing devices, and graphics programs (Behrmann & Lahm 1994). It is also important provide preschoolers who have developmental disabilities with ways to be active and mobile. Again, adaptations of equipment or the environment may be necessary, such as making playgrounds and equipment wheelchair accessible or using signs and symbols to help a child with hearing loss participate in music or movement