Handheld sculpture made for the ages, these symmetrical designs are directly printed in metal. Prices $350-400.

All the art at a fraction the price, these palmtop sculptures are printed at half size and run $85 to 100.

3D data from astronomy and biology, including DNA and the ever-popular Galaxy Crystal, $35 and up.

Metal interpretations of polytopes, minimal surfaces and more, in the $350 to 400 range.

The best value in dodecahedra for your dollar: half-size math models starting at $85.

A service for anyone involved with large biological molecules: protein structures laser etched in glass, direct from your PDB file.