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Metamagical Themas, July 1982

Beyond Rubik's Cube: spheres, pyramids, dodecahedrons and God knows what else

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Scientific American Magazine Vol 247 Issue 1This article was originally published with the title “Metamagical Themas” in Scientific American Magazine Vol. 247 No. 1 (), p. 16
doi:10.1038/scientificamerican0782-16