Videoconferencing - Google Meet
Google Meet is built-in to GSuite, therefore you and your students can use their existing logins that work for chromebooks, gmail, etc to login and use this videoconference service. Below are links to helpful documents regarding how to use this service.
Teach from Home (by Google)
Teach from Home Toolkit (by Google)
Google Meet Quickstart PDF
Google Meet Smartphone App Downloads
Android iPhone iPad
CamScanner Smartphone App for Scanning Documents to PDF
Android iPhone CamScanner How To Video