French braids, overhand braids are just the opposite of cornrows or overhand braids. Here are several step by step examples of how to do them. Most of the videos show only one braid being done, but you could always do smaller rows.
This video is by Kate she is the mother of two beautiful little girls. Out of necessity it seems that she taught herself how to cornrow. She has her own way of doing it but it gets the job done.
This video is by ANavyWife28. She begins the video by answering a question about her hair type that she seems to have gotten from viewers. Then she shows us how to do cornrows.