This paper introduces a revised model for the development of basic computation skills. The model draws on four key phases, which have proven to be important for the development of calculation strategies and stresses the use of gestures and the verbalisation of concrete and mental images. This seems to be of crucial importance for children with…

Investigated was the relative effectiveness of sign language and verbal language training in teaching 12 nonverbal hearing retarded children (4-9 years old) to communicate. Ss were randomly assigned to one of three groups: speech training (based on the Bricker, Dennison, Watson, and Vincent-Smith program), sign language training (adapted from the…

Developing the skills necessary to participate in academic discussions is an important goal in many programs of English for academic purposes. However, there has been little empirical investigation into how verbal and nonverbal aspects of discussion abilities might be developed. This paper reports the results of a semester-long effect of…