This one is "simpler" (in the sense that it is simpler than the cube, your actual mileage may vary): https://en.wikipedia.org/wiki/Rubik%27s_Snake https://en.w

This one is "simpler" (in the sense that it is simpler than the cube, your actual mileage may vary): https://en.wikipedia.org/wiki/Rubik%27s_Snake https://en.wikipedia.org/wiki/Rubik%27s_Snake Whether it also falls into your "too easy" bucket I cannot say.