When I was a new knitter, I practiced “making mistakes” on small swatches to help build my confidence. It’s much better to work with small swatches, rather than making your first project, only to find a mistake and not know how to fix it.
The examples below demonstrate how to fix mistakes in stockinette stitch, which means you knit one row, purl one row, etc. The fabric has a right side, which is the knitside, and a wrong side, which is the purlside.
The first rule of thumb is to always keep a crochet hook nearby for little knitting emergencies. If you notice a stitch has dropped a few rows, take a deep breath and follow these steps:
Start making mistakes. It’s good for you!