Cardboard tetris game.
<video controls autoplay loop>
<source src="https://diqn32j8nouaz.cloudfront.net/homemade_cardboard_tetris_game.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
https://www.homemadetools.net/forum/...286#post121687
https://www.homemadetools.net/forum/...085#post100708
