https://www.youtube.com/watch?v=g6Fyav6FiIs
The video's author doesn't mention it by name, but the quantum computing tutorial game he's playing in a couple of the clips is called QiskitBlocks; it's a series of puzzles designed to teach you how quantum computing works.
The (public) games that run on the Minetest engine are listed on https://content.minetest.net/packages/?type=game. QiskitBlocks in particular is https://content.minetest.net/packages/JavaFXpert/qiskitblock....