This is great! I can definitely see one of the reasons why it works so well for kids: there aren't any weird menu buttons that you might accidentally press and get lost in. You just draw and push the buttons to see what difference they make.
"I didn't want to use pull-down menus for this because, among other reasons, Ben had trouble with them. " [http://red-green-blue.com/kid-pix-the-early-years/]
I tried to stick to and follow as many of the directives he has listed with Kiddo Paint.