Two experiments were conducted to investigate the units of word perception used by adults and children reading on different levels of reading maturity. The purpose of the investigations was to determine whether whole words, single letters, or spelling patterns operate in the recognition of isolated words. Both experiments used a same-different…

Word-recognition behavior of 50 high school students two or more grade levels below their age mates in tests of reading comprehension was contrasted with that of 25 controls from the same schools, who were reading at grade level. The experiment included a section in which pictures (flashed, like the words, at 1/100 of a second) were to be…

A random sample and a sample of retarded readers were selected from fourth- and sixth-grade students in the Grand Prairie Independent School District. All students were tested in the areas of auditory perception, visual perception, and phonics abilities. The tests administered were: two subtests from the Woodcock Reading Mastery Test; four…