Embroidery is a very easy and relaxing activity. Honetsly! It's calming...as long as you don't make knots or tangle your thread! Here are the main principles to get you started, but bear in mind that there are many different types of embroidery to explore.
A few are:
cross-stitch or counted thread embroidery which consists of reproducing, on fabric (usually one with even weaving so that stitches can be easily counted), a design laid out in a chart. On the chart, symbols indicate color, number of threads used and stitches required, and location of stitches. Stitches are counted and usually consist of a simple X-shaped stitch.