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Gabrielson, Curt – Physics Teacher, 1996
Describes an in-depth, comprehensive method that enables students to understand the basic concepts of visual perception. (JRH)
Descriptors: Physics, Science Activities, Science Instruction, Scientific Concepts

Mayshark, Robin K. – Science Scope, 1991
Students explore three-dimensional properties by creating red and green wall decorations related to Christmas. Students examine why images seem to vibrate when red and green pieces are small and close together. Instructions to conduct the activity and construct 3-D glasses are given. (MDH)
Descriptors: Color, Investigations, Junior High Schools, Light