Poomsea, or patters, are a set of moves, which demonstrate a student’s ability and level.
There are a lot of different poomsae or groups of poomsae. We practice poomsae called “Taegeuk” – there are 8 of them and for the yellow belt a student needs to know the first one – Taegeuk Il Jang. Below is a link to some excellent tutorial video with tutorial on YouTube: