a.k.a. Star of David, Sterns Puzzle
Patented by I. Goldfarb 1985 and B. H. Apsan 1995,
custom made by EBay member jamf55 in Spain 2007.
(plastic, 2.5 inches)
This puzzle is like a
with a pyramid glued to the center of each of its faces,
and the same solution sequences can be used;
the colors on this one are arranged so that it is solved when the planes induced by the pyramids each are a single color.
Here is a photo of the other sides:
from: www.uspto.gov - patent no. 4,496,155
from: www.uspto.gov - patent no. 5,386,993