Gloria zehala crafts DIY
free patterns and a video tutorial for many paper hot air balloons from papermatrix http://papermatrix.wordpress.com/tag/balloon/
Spherical Spiral, cut pattern in A4 sheet . Yoshinobu Miyamoto
Tessellating Patterns Formed From Intricately Folded Paper by Polly Verity
MASSIVE GEOMETRY BUNDLE - Illustrations - 8
With the original design. With the origin.
Zentangle: Heart-Brain Train of Thought