Ian’s Shoelace Site – Shoe Lacing Methods

Ian’s Shoelace Site – Shoe Lacing Methods
How many possible ways are there to lace an average shoe? This simple question, when answered with mathematics, results in some surprisingly big numbers – on an average shoe with six pairs of eyelets, there are 1,961,990,553,600 ways to feed a shoelace though those 12 eyelets.