I have been following the development of Zentangle (c) for some time. Zentangles harness doodling into a mindfulness technique. Seemed like a win-win to me so I bought a Zentangle (c) kit in anticipation of my 50th Year Project.
From time to time, I will post the Zentangles I have been making.
For more information about Zentangle (c).
Here are my first efforts: