Most children who are older than 6 years of age apply essential counting principles when they enumerate a set of objects. Essential principles include (a) one-to-one correspondence between items and count words, (b) stable order of the count words, and (c) cardinality--that the last number refers to numerosity. We found that the acquisition of a…

Twenty-five studies were reviewed which reported scores of 883 disabled readers, 7 to 18 years of age on subtests of the Wechsler Intelligence Scale for Children. (Author/MC)

Instructions for using and constructing approximately 58 instructional materials to aid young visually handicapped children in developing basic sensory concepts are presented. The materials are said to foster important ideas in variously aged children who have difficulty using their hands or understanding numerical concepts. Use of the materials…