The Ignis CMY Tetrahedron is a beautiful polyhedron composed of four triangular faces, six straight edges, and four vertex corners. The Tetrahedron is the simplest of all the ordinary convex polyhedra and the only one that has fewer than 5 faces. It is one of the 5 Platonic solids.
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Why choose CMY Cubes?
Over 40,000 delighted colour enthusiasts!
We make learning fun for all ages!
8x bigger than competitors
Diamond-polished to perfection
Over 8 different designs to choose from
See how our products are used
Fantastic! I use mine in the end of the kaleidoscopes make
A very showy item that is a lot of fun to stare at for hours :D
I like the tetrahedral shape, but in comparison with other "cubes" I realize that the ones with more facets make more color combinations.