Smiley Face Marble Rings, Hungarian Rings, Marble Fun

####Marble Rings, Hungarian Rings, Marble Fun

#####'Tis the circle of marbles: Need some marble Zen?

Marbles can be used in various ways to make geometric patterns and invite student participation in a math class. In this design, two circles are interlocked with each other to form two overlapping tracks, which are sometimes known as Hungarian Rings or Devil's Circles.

Marbles can be pushed into the tracks through the two opening in the middle. They will roll around. There are many qu