Pin Curls

Aside from that, it's a matter of practice. Of course, given that you are doing this for a specific course, you may want to be sure to consult all your course texts and ask your instructor about the specific differences in your curriculum.
These hairdressing courses often contain variances, and you will want to make sure that you have what is considered the specific answers your instructor will be looking for.
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See also:
How to pin curl hair
Styling methods for finger waves, pin curls and barrel curls