Writing and drawing are two activities that can help promote literacy in young learners. When children draw pictures and write letters, they are also expressing their thoughts and ideas.

Even though computers have superseded almost all hand technical drawing, the quality of line and precision ... Perhaps the most discreet writing device in the German company’s range, it’s best sampled ...

like Visio or the drawing tools in Powerpoint, and recognizing text you write on the diagrams as text. What I want doesn't exist, as far as I know, though the need for it has existed for decades.