ZhuoChiMall CMY Color Cube, 2.75 inch (70mm) Mixing CMYK Cube, Colorful Magic Acrylic Prism Cube for Home or Office Desktop Decoration, Science Learning Physic Toys Educational Gifts for Kids

The CMY color cube is a translucent acrylic cube with cyan, magenta, and yellow on each surface. As the angle is changed, the light through the cube mixes into green, red, blue, etc. When all three co...