That's a really good one! As I recall, it introduces concepts one at a time in a good, educational way, and it winds up fully relativistic (and kinda crazy) by

That's a really good one! As I recall, it introduces concepts one at a time in a good, educational way, and it winds up fully relativistic (and kinda crazy) by the end. Another more immersive but less "instructive" game is "A Slower Speed of Light": http://gamelab.mit.edu/games/a-slower-speed-of-light/ http://gamelab.mit.edu/games/a-slower-speed-of-light/ It's pretty cool, though it gets disorienting by the end.