[tritium]

So, cubes have a margin of 6% play, if you need to pass any other cube through a given cube.

[tritium]

Wow, a downvote for paraphrasing a wikipedia article.

  Its side length is approximately 6% larger than 
  that of the unit cube through which it passes.

I fail to see any error, based on that verbatim quote.

[tritium]

Good job. Keep downvoting.