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Direct linkGreenslade, Thomas B., Jr. – Physics Teacher, 2009
The familiar kaleidoscope toy was developed by the Scottish physicist David Brewster (1781-1868) in 1816, patented by him in 1817, and described in his 1819 book, "A Treatise on the Kaleidoscope." Generations of elementary students have made their own kaleidoscopes by assembling three microscope slides inside a tube and looking through it at a…
Descriptors: Physics, Science Instruction, Toys, Elementary School Science
