a.k.a. Spot Color
Made in China, purchased 2007.
(wood box and six wood circles with colored spots, 4 by 4 by 7/8 inches)
Arrange the six circles in a hexagon arrangement so that colored dots match; here is a closer view of the solution:
Further reading:
Jaap's Page, from: http://www.jaapsch.net/puzzles/circus.htm