From the "All Categories" drop-down menu, select "Table Column Headers"
Select which type of table you want to create.
You will see a visual preview of what your table and headings will look like in the preview field
When you're done, click "Insert"
Customize the table to have the number of columns and rows that you need by sing the delete row, delete column, insert row, and insert column tools on the toolbar
Proceed to enter your content into the table cells
Click "Save"
The changes made to the table can now be seen in the preview window
