While the Smart Cube looks very different from the Wonderful cube, it is mechanically identical. It is just that the individual components of the Smart Cube are block shaped, while the Wonderful Cube components are more star shaped.
Wonderful Cube/Twin Comet
Doesn't look much like a cube, does it? In any case the Wonderful Cube
you to fold it into a cube (two actually, the manufacturer generously included
an extra) or a star (actually a stellated octahedron, but you knew that already)
or a number of other interesting shapes.
This is a device Wendell surreptitiously swipped from his grandson while he wasn't
looking (that Wendell is a devious chap). In any case it was included in
something called a "happy meal" (there is nothing the world needs more than happy food). Each face of the cube
contains interesting facts from the World Almanac (hence the name Smart