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

This chart displays information about the Platonic Solids. The solid shapes are here. The stick and ball shapes are here. The hyperbolic shapes are here.

To print use the *.3mf files or:

1. Add a manual brim at +y and - y at the 4 corners so it will stick to the bed plate.
2. Use glue stick so it will stick to the bed plate.
3. Print at 0.3 to shorten print time.

The OpenSCAD source file is included.