It's easy to create pages in Google Sites.
Get write access to the site. This can obtained by sending email to nish221 at gmail dot com.
View the Tour by clicking on the "3 vertical dots" left of the "Publish" button and clicking on "Take the Tour!"
View the Help by clicking on the "3 vertical dots" and then the "Help"
Go to the site (http://bcadharmaschool.org)
Click on the Edit button which is grey and a pencil. This should present the edit sidebar which contain "Insert", "Pages", "Themes" at the top.
Click on "Pages"
Keep expanding sections until you see where you would like to create your new page". Click on that page.
Click on the "3 vertical dots". This presents a submenu. Click on "Add a subpage"
Fill in the dialog box. Click on Save. This should take you to that page.
Use the "Insert" options to put in what's desired.
Click on "Publish" at the top right corner to make the material available.
This is heavily dependent on the OS/system and the browser.
Make sure that the browser window is not in full screen mode.
Click on the Print.
On MacOS: File > Print..., Click on the Print button.
On Windows: File