You will need 4 stripes of a size X to 20X (e.g. 1 to 20 cm as I used)
To enlarge the pictures - click on them and they will be opened in a separate window
15: As you are done with the step 14, repeate steps 10-13 with the other three stripes
24: As you are done with the step 23, repeate steps 20-22 for the other three stripes
29: turn the star around and repeate steps 5-28 from the other side :-)
33: cut the rest stripes
34: congratulations! you've did it!