To examine whether enantiomorphy (i.e., the ability to discriminate lateral mirror images) is influenced by the acquisition of a written system that incorporates mirrored letters (e.g., b and d), unschooled illiterate adults were compared with people reading the Latin alphabet, namely, both schooled literate adults and unschooled adults…

This study examined the discriminability of lexigrams versus printed words with eight adults with severe mental retardation. A match-to-sample teaching paradigm was used. Subjects discriminated lexigrams better than printed letters and were more successful at matching lexigrams to referent objects than matching printed words to referent objects.…

Purpose of this study was to test the hypothesis that training the student to note the distinctive features of a stimulus during perceptual learning facilities the hook-up phase in a paired-associate task. (Author)

In the Learning Research and Development Center (LRDC) Beginning Reading Program, vowels are color-coded so that different spellings, representing a single vowel sound, maintain some feature in common. Such color-coding imposes a structure which effectively reduces the uncertainty in associating visually different stimuli with a similar oral…

TWO FEASIBILITY STUDIES WERE CONDUCTED TO OBTAIN EVIDENCE OF THE VALUE OF INSTRUCTING CHILDREN WITH THE TALKING BOOK SYSTEM. SUBJECTS WERE TWO GROUPS OF CHILDREN RANGING IN AGE FROM 5-0 TO 6-1 YEARS. THE CHILDREN MANIPULATED THE EQUIPMENT AND DIRECTED THE MAGNETIC READER IN ORDER TO LEARN TO READ SIX SIGHT WORDS AND THE TWO-WORD SENTENCES…