Crossroads Puzzle Position Balls To The Inside Then Outside Of

Made in our Florida shop, copyright 2015 Creative Crafthouse. Watch video if you want the solution, available at this link http://youtu.be/oFJUWQRMSSY A fun and clever puzzle. You should find it fairly easy to manipulate the balls to the center positions but the outside may be more of a challenge. whatever way you tilt the puzzle seems to cause at least one of the balls to move away from the outside But, there is a very elegant and quick solution that involves using a scientific principal. Can you find it? Measures 3 square x .7 thick. Material is rugged and attractive floorboard with clear acrylic cover.