Yarn over. Insert hook into the top loop of the fourth chain. Yarn over and pull up a loop. Now there are 3 loops on your hook. Yarn over, and pull the yarn through three loops.
Foundation chain as it says is the scaffolding to build your pattern. Let me show how to start the chain
Insert hook into the top loop of the next stitch. Yarn over and pull up a loop. Now there are 2 loops on your hook. Yarn over, and pull the yarn through two loops.
In crochet, your hands are the working machine. It may take a little more practice to train your left hand with tensions, and of course your right hand is the one working with the hook and pattern.
