I’ve been sketching around with some of the brushes in Sketchbook Pro. I gotta say I’ve tried a bunch of different drawing programs and Sketchbook is my favorite for the simple reason that everything can be controlled with the stylus.
My kids playing on a snow mound:
My daughter’s cat, Oreo:
My son playing video games:
Interested in Sketchbook Pro? Check out this link: http://www.autodesk.com/products/personal-design-and-creativity/apps