When you alternate rows of purl stitches with rows of knit stitches, you get what's called a stockinette stitch or pattern, which is the basis of many beginner projects. If you alternate purl and ...

The pattern calls for knit and purl stitches along with knit 2 togethers, knit front backs, and double stitches (aka German short rows) which are used to create the bend in the bear’s arms.