This study involving 29 students enrolled in an 8-week summer Algebra II class for minority students was undertaken to determine the relationship between the kinds of symbolic forms used in problem-solving instruction and students' problem-solving processes and performance. All subjects were Black or Hispanic and were about to enter grade 11. For…

A computerized symbol processor system using an Apple IIe computer and a Power Pad graphics tablet was tested with 22 nonspeaking, multiply disabled students. The students were taught to express themselves independently in writing, and they did significantly better than control students on measures of language comprehension and symbol recognition.…