Stock Photo: A certified dyslexia testing specialist reads his dyslexic elementary-school girl pupils ´sight words´ she has attempted to spell on a computer The keyboard is used because dyslexics cannot form letters ´Sight words´ cannot be ´sounded out´ in the usual way because certain letters do not make a predictable sound Such instruction is typical of the Orton-Gillingham Approach which is language-based, multisensory, structured, sequential, cumulative, cognitive, and flexible