Here is a gorgeous LED Dodecahedron that puts on a trippy show as you play music around it. The Exoy LED Infinity Dodecahedron has a built-in microphone to react to music in real-time. It is available in 11 and 16.5″ versions. A battery powered model is also available.
You can put this dodecahedron on its face or on the corner to get a different view. The Exoy Dodecahedron made with plexiglass. You can find out more about it here.