Two pilot studies probed effectiveness of linguistically controlled, highly visual computer-assisted instruction (CAI) for English grammar instruction with hearing-impaired high school students (N=29 in the first study and N=71 in the second). Results from the first study suggested that state-of-the-art CAI designed specifically for use with this…

Science process skills include basic skills like observing, inferring, measuring, communicating, classifying, and predicting, as well as integrated skills like controlling variables, defining operationally, formulating hypotheses, interpreting data, experimenting, and formulating models. Recognition of the value of science process skills has…