This may be too complex to do on a phone and especially given that it is for school, but a kid at CMU built a tool for computers where the computer tracks eye m

This may be too complex to do on a phone and especially given that it is for school, but a kid at CMU built a tool for computers where the computer tracks eye movement. So while you read an article, the page automatically scrolls up or down depending on your eye movement. And if you take your eyes off of the camera, an automated voice picks up from where you left off and starts reading.