Navigate to "News"
Then select "Create New"
Give your notification a Title, add your message and any attachments you would like to add, then click continue in the top right corner.
On the next screen, check the box next to the channel you would like your push notification to go out to, then click "Continue".
On the following screen, in the first column select the Category you would like to send the push notification
For this example we will select "Mrs. Peach's Class"
In the second column labeled Secured Access, scroll down to the section titled ‘Visible only to (Lists)’, continue down the list and select the target list (your Classroom) you want your push notification going to.
Once you have selected your Classroom target list, click "Continue" at the top right.
The first column on the next screen gives you a preview of the push notification.
The second column allows you to choose from several optional settings.
The third column tells you:
1) The method being used to send the notification (push notification and on the newsfeed)
2) The category that was chosen to send the notification to (Mrs. Peach’s Class), and
3) The target list (I.e. your Classroom) the notifications being sent out to.
If you are satisfied with your notification, click "Send" in the upper right-hand corner. Your message has now been sent to your Classroom!