How to Create a Content for Page in Google Site

Step 1 : Right-hand side banner, make sure you are in Insert tab
Step 2 : Double click into the element which you would like to insert into the body such as Text box as following animation shows.

Step 3: Select the element and resize the box width depend on the number columns this element would reserve as the following animation shows.

Step 4: Add other elements in the same way.

And this is the step to prepare the content for a single page, in next post will discuss how to create other pages.