Quarks Puzzles
Quarks is a spherical 3D puzzle based on the sliding shell mechanism. It is also a brainteaser that makes the players familiar with some concepts of modern physics. This design of the Quarks puzzle was inspired by the wondrous world of quarks. The shell of this puzzle slides.
Dimensions: 7.5 cm x 7.5 cm x 7.5 cm
youtube video :
https://www.youtube.com/watch?v=wg852Em9xnA