Online learning system (recommendation for selection)

Question

IT education

It is required to bring sound, webcam and information from the screen from the teacher. From my side, sound, webcam, info from the screen of the working machine. You can implement it both through additional software (directly), and through cloud crap. Who has any ideas? ATP in advance.

Answer 1

And what does not suit the same Skype? He knows how to fumble the screen

Answer 2

Skype, other IMs. Teamviewer might work too.