This puzzle is based on a folding puzzle (Level 4) by Markus Götz (1974–2018).
Fold this 3 × 3 puzzle down to a 2 × 2 square that shows the MIT letters on one side as shown:
You can fold the puzzle anywhere, but you may not cut it.
The PDF file is the best combination of printing quality and small file size. You will need a suitable viewer. Alternatively, you can print one of the images. If you can print images scaled to fit, use 150dpi. Otherwise, use 72dpi.