In your class, under “Class Admin” on the left side panel, click Edit Section

     

​Or in Sections, click ​Content Editor 

    

Go to Tools tab and click on the Discussion icon

       >>>>>>   

    

Double click the tool to access Settings 

   

Click on ​Add Another Discussion to post a discussion 

    

The Sticky option keeps the specified discussion posted at the top, above all other discussions

     
      Tone Meter and Like Button
      The Tone Meter is an optional way to receive feedback from people in the class on      
      discussions. You can decide it you want people to "Like/Dislike" the discussion or if they
      found the discussion "helpful" or not