When you fold paper you can do amazing things. One use are Flexagons, many of which are hexagonal in shape and have more than 2 sides...
Now, you can make these any size you want, but I am going to assume
that you will want to make one of these from a regular sheet of paper.
You need to easily divide a strip into 6 equal pieces, so something like
4 cm or 1 1/2 inches would be good lengths. I will make mine 1 ½
inches, so trim the paper to 9 inches. Along one edge, mark off six