Crochet an alt turning chain for half double crochet Double crochet leaves a hole in the fabric. The special stitch makes the fabric more dense. You will have to go back and double crochet. Half double crochet-Chain 1 and turn. Ignore the first chain, yarn over and make the half double crochet in the first stitch. Do 7 rows with chain one rather than chain two skip one. Do 7 rows of single crochet. Repeat again. Hide holes in the end. Slip stitch: Insert hook in the stitch, draw a loop. Draw the first loop through the second loop. This is used for joining pieces of fabric and joining when working around. Work back loop only-go under one loop in the back and complete stitch as usual. Leaves a line in the stitches. It's abbreviated BLO. Front loop only is worked the same as back loop only except it's in the front loop. Tails: Put thread ends in a yarn needle and draw through stitches to hide the tail (end piece).