The idea is:
A node which would let me use features of the Google Classroom API, like programatically creating tasks, retrieving students work… without coding.
My use case:
I would use another tool (spreadsheet, notion database…) to easily change publication and due dates of tasks, instead of having to go activity by activity manually making the changes. I would probably find more use cases, like automating some activity corrections that now I have to correct manually.
I think it would be beneficial to add this because:
Teachers like me would benefit 
Any resources to support this?
The Google Classroom API documentation, I guess: Google Classroom API | Google Developers
Are you willing to work on this?
No idea how I can help, little to no knowledge about programming or dealing with api’s. n8n has been a lifechanging tool for me in that sense.
Thanks to all n8n community!