Individual word fade in and out / animation and transition
Folks, my wife is a teacher and is looking at tools to support dyslexic learning differences. One of the challenges is note taking. She has suggested being able to use animations on a per-word basis. This may exist and its ironic if it does as i work for Microsoft in the UK Edu Team.
You can animate a sentence word by word. But, animating each word 'on click' is possibly more what you are after? For this, I think the only way is to make seperate text boxes for each word and then apply a similar animation to each