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Henderson, Lisa M.; Tsogka, Natassa; Snowling, Margaret J. – Journal of Research in Special Educational Needs, 2013
Visual stress (the experience of visual distortions and discomfort during prolonged reading) is frequently identified and alleviated with coloured overlays or lenses. Previous studies have associated visual stress with dyslexia and as a consequence, coloured overlays are widely distributed to children and adults with reading difficulty. However,…
Descriptors: Visual Perception, Visual Stimuli, Color, Dyslexia
Faraci, Marie Elaine – ProQuest LLC, 2009
The problem. The purpose of this study was to examine the effect of the Irlen[R] method's use of colored overlays on the reading achievement of 3rd-grade students who were identified as having Scotopic Sensitivity Syndrome/Irlen[R] Syndrome. Method. This was a true experimental, pre-test, post-test design. The Irlen[R] overlay, either present…
Descriptors: Reading Achievement, Program Effectiveness, Teachers, Reading Instruction