Ancient Greeks knew about them; the Platonic Solids are fascinating. You can read all about them here:  https://en.wikipedia.org/wiki/Platonic_solid

These are the solid shapes of the 5 Platonic Solids. The stick and ball shapes are here. The hyperbolic shapes are here. Print a chart explaining the Platonic Solids from here.

To print use the *.3mf files or:

1. scale 2000%
2. rotate to print on a face

The OpenSCAD source file is included.