Neodymium Magnetic Balls (@368) - Plated Sphere ... This was made using (2 x (4 x 36-ball Tri-Rnd subunits = Hex-Rnd beginning before the folding)). Make two sets of 4 Tri-Rnd subunits, connect the 4 subunits together to form a 1/2 (circle side out), repeat with other side and join together ... make sure that the round circles do not touch each other. Then fill in each of the circles with a 6-ball ring to match alignment of the inside 6-ball ring. Then fill in the hole gaps with 4-ball squares diagonal to the 8-ball holes. Then fill in the 6-ball centers with 1-ball. Watch the Hex-Rnd Subunit Variations tutorial on how to make the Tri-Rnd subunit ... http://www.youtube.com/watch?v=DJpY-Y3ghEY ... basically stop after making the triangular round step leaving the two ball tips of the triangle still attached ... Originally designed May 21, 2012 and uploaded to flickr.