Hexagons are such a fun and versatile crochet motif: blankets, table runners, doilies, potholders… Once you've got the basics down, you can play with colours and stitches and make them your own.
My step-by-step tutorial shows a basic hexagon round by round, with a photo for every step (UK terms, DK yarn and a 4mm hook).
https://www.slugsontherefrigerator.com/blog/how-to-basic-hexagon/