There are many online tutors for learning to type. They're useful.
Here's a widget, to be part of an online tutor for learning to type
LaTeX mathematics. It just needs a bit more content and development to
be useful. Interested? Try it out!
First box: the mathematics to typeset.
Second box: your answer so far, typeset.
Third box: type your answer here.
Done? Press [Enter] to get a new task.
Stuck? The solution is below.
This tutor runs entirely in the browser. It uses MathJax to display
the LaTeX-encoded mathematics. I'd like, with others, to create a wide
range of useful problems. And to develop the widget, to make it
better. Here's where to learn more about the LaTeX Typing