Once you have mastered the slip knot, the ideal progression would be to move on to the chain stitch! This is the most basic stitch in crochet. It is the foundation for many patterns, and is used to attach different parts of more advanced stitches.
The following video tutorial and written pattern (get it by clicking the link!) by New Stitch A Day is a great way to learn this stitch.
So give it a try, and happy crocheting! We know you can do it! And if you have trouble, just comment below and let this amazing community help!