Three papers focus on applications of computer graphics with deaf and severely language impaired children. The first describes a drawing tablet software that allowed students to use visual and manipulative characteristics to enhance problem solving and creativity skills. Students were thus able to solve problems without the obstacles of language.…

Extensive research has proven that the functions of the two hemispheres of the brain tend to be qualitatively different. The left hemisphere, which for most people is dominant, is the major controller of speech, reading, and writing; it is the hemisphere toward which education traditionally has been directed. The right hemisphere excels in…

This paper presents a historical overview of visualization as a human problem-solving tool. Visualization strategies, such as mental imagery, pervade historical accounts of scientific discovery and invention. A selected number of historical examples are presented and discussed on a wide range of topics such as physics, aviation, and the science of…

The inclusion of critical thinking and viewing skills across the curriculum is one way to approach the development of problem solving, which could help develop the kind of students prepared to accept the challenges they face. Using popular media in teaching such skills links critical thinking to life in a way that keeps critical thinking from…

Imagery use in high school mathematics classrooms was studied. A visual image was defined as a mental scheme depicting visual or spatial information, but this definition was not spelled out to teachers or students, in order to learn what they meant by the concept. Subjects were 13 high school teachers and 54 of their students interviewed over 3…