More than 50 years ago, Bongard introduced 100 visual concept learning problems as a challenge for artificial vision systems. These problems are now known as Bongard problems. Although they are well known in cognitive science and artificial intelligence, only very little progress has been made toward building systems that can solve a substantial…

The authors review their work on helping physicaly handicapped persons gain spatial cognition through the interactive graphics learning environment of a computer LOGO system. The findings are said to demonstrate that the LOGO tasks are a viable part of a school curriculum for students with cerebral palsy, as shown by severely/profoundly…

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…