How can I create a shared Google Docs ?
Here is how you can do it :
1- Head over to Google Docs and click on " new folder
2- Give your Folder a name and click on create
3- If you want to add items to this folder from your Google Docs just select the item you want to add and click on " move to " button on the top bar then choose the folder you created.
4- Now click on the drop-down menu next to the name of your folder and select " share"
5- Change the visibility setting of your folder or type in the email addresses of your students to share it with them.