What happens when the crude artwork you draw in Photoshop becomes sentient and gains superpowers and starts darting across your desktop screen with weapons? A whole lot of desktop destruction. Even ...

Drawing was one of my frustrations when I was a kid. I would always gape in awe every time I watched my older brother draw shapes, lines, and curves with so little effort to come up with a sketch.

There's no shortage of drawing apps on the iPad, ranging from complex, professional-grade tools to kid-friendly offerings with chunky skeuomorph crayons and markers. Less common are apps that focus ...