Create certificate in Microsoft Word.
Make the certificate very nice and beautiful.
Make the certificate something that people will look at for the rest of their life.
Turn on your mail merge tool bar.
Click the Open Data Source button.
Click My Documents that is on the left side of the screen.
Double click the file with the names that you are going to use.
Click Ok on the sheets page.
Click Insert Merge Fields.
Select the first name and last name.
Click the View Merged Data button to look at your
certificates. 
When you are ready click Merge to Printer.
