“…Furthermore, it seems that persons with visual impairments do use an allocentric coding system. As is suggested, children with visual impairments have difficulty in changing their frame of reference from egocentric to allocentric (Morsley, Spencer, & Baybutt, 1991;Ochaita & Huertas, 1993;Warren, 1994). Also, Millar (1979) argued that previous visual experience seems to be an important factor in the way children with visual impairments code space.…”