A screen reader is a tool or plug-in that uses assistive technology to make it possible for users with low or no vision to access and read web content. This is usually done through different techniques including text to speech or a Braille device. Below are three easy ways you can use a screen reader on Google Classroom.
https://www.educatorstechnology.com/2020/09/screen-readers-for-students-with-low-or.html