3D printed tiles based on the "An aperiodic monotile" paper by David Smith, Joseph Samuel Myers, Craig S. Kaplan, and Chaim Goodman-Strauss.

https://www.cnn.com/2023/04/06/world/the-hat-einstein-shape-tile-discovery-scn/index.html

Image credit: https://www.veryicon.com/icons/miscellaneous/utility/einstein.html Author: xu yu jie License: Free for personal and commercial purpose.

Designed on Tinkercad: https://www.tinkercad.com

Samples printed with 0.6 mm nozzle, 0.4 mm layer height, 3 perimeters, 3 bottom layers, 4 top layers 23 min with magnet holes, 19 min without, 54 min with ironing (if you are a masochist... ;) )

Magnet version uses 3mm x 8mm round magnets