This is hilarious!
Zentangle, Amalea, Chrissie
Zentangle Pattern to Practice (op) Betweed. Official Zentangle with variations.
How to draw an impossible triangle - Draw a triangle and extend the ends of the lines past where they join.
Doodled Leaves Clip Art - PNG Leaf Digital Stamps Photoshop Brushes - Foliage ClipArt - Instant Download - Commercial Use Graphics
Phicops variations, with flick back shading techniques, tube and cone shapes, changing the direction of joining lines, etc
(2011-10) Drape by Christina Vandervlist I actually saw someone post a similar thing on an manga deviantart tutorial long ago, but I thought I should pin it just the same.
Enthusiastic Artist: WINDFARM - a new tangle by Margaret Bremner, Certified Zentangle Teacher CZT using Holibaugh
YOGA - a tangle by Margaret Bremner, Certified Zentangle Teacher (CZT) at Enthusiastic Artist