- MoMath on the Hat
- Desmos Einstein tile activity
- YouTube on Morphing this tile:Link
- Jeanne’s previous Tessellations podcast: Link
- “An Aperiodic Monotile” by Smith, Myers, Kaplan and Goodman-Strauss, with lots of links
The self-published scientific Paper on the Einstein Tile
The Einstein shape is publicly available, even for 3D printing, and it’s not going to be copyrighted. https://cs.uwaterloo.ca/~csk/hat/ and https://www.cnn.com/2023/04/06/world/the-hat-einstein-shape-tile-discovery-scn/index.html