Some resources to help get your Zentangle on…
Tangle Patterns – a wonderful collection of tangle patterns sorted alphabetically. For a suggested donation of $10, the blogmistress will email you a printable tangle pattern guide (PDF).
I am the diva CZT – Weekly Challenges to flex your tangle muscles. I tried to keep up for a couple of challenges, now I just tune in to see what everyone has created, and whenever I need a Zentangle-jumpstart.