The article examines evidence of visual impairment caused by excessive amounts of ultraviolet (UV) light. Among considerations when using a source of UV light for vision stimulation are the position of the child and teacher, use of window glass filters or protective glasses, and careful recordkeeping of all UV stimulation. (Author/JW)[

Suggests that individual differences in visual imagery and failure to realize their existence may have affected theories of thought throughout history. Offers possible explanations for the failure to validate thinking style differences in educationally significant ways. Argues that increased understanding of mental imagery can improve teaching.…

In the 1920s and 1930s, interpretations of reading readiness held that learning to read occurred at a specific point in cognitive development. Postponement of reading instruction until a child reached this stage of maturity was widely accepted at that time, and throughout the 1940s and 1950s. The 1960s marked a transition period in terms of…