For those using Google Classroom, here is a Chrome extension that should make visiting websites easier. To try it out, do the following.
1. Install the extension – Share to Classroom Extension
2. Go to the website you want to share.
3. Click on the extension icon (beside the URL field)
4. Push the URL to the students either directly or via an announcement or assignment
Note: You can also access Google Classroom from this extension via the Open Classroom button at the bottom.
Optional: Have the students install the extension and then they can push a site back to the teacher.