SketchyÃ¢â??Â¢ is an animation/drawing tool featuring many pen options, geometric objects, up to 999 frames, and an easy-to-use interface. Helpful features such as duplicate, insert and delete allow quick and clean animation creation.Sketchy is available as part of the GoKnow! Mobile Learning Environment. The Mobile Learning Environment is designed to accomplish two educational goals: Engage the students (have fun), and keep them Organized (stay focused).