abstract elements of dynamic growing cube set

>This article is about the geometric shape. For other meanings of the word "cube", see cube (disambiguation). A cube (or regular hexahedron) is a three-dimensional Platonic solid composed of six square faces, with three meeting at each vertex. The cube is a special kind of square prism, of rectangular parallelepiped and of 3-sided trapezohedron, and is dual to the octahedron. Thus it has octahedral symmetry. See more at Wikipedia.org...