Basic Stitches 1. Introduction of crochet tools. 2.How to read the brochure of Instructions for basic stitches？ 3. Chain stitch (ch): How to make a foundation chain (ch)？ 4. Single crochet（sc）：Working into a chain-How to make single crochet（sc）？ 5. Single crochet (sc) : Working into a magic ring-How to make single crochet（sc）？ 6. Increase（inc）