Yup. Though you need to be in the right application for that...

[ and not like, the desktop where at most he might trigger some key shortcuts. or he technically could navigate the desktop using the keyboard, but that's beyond ancient chinese grandpa level.

points him to the mouse. ]

Try using that, and use it to double click on that 'word' program right there. You'll have to move it to get the pointer to where you want it to go.