The COMET Lesson Builder add-on is a Google add-on that inserts placeholder text with the necessary tags to prepare a Google doc for the production process. Using this add-on allows for a smoother conversion and development in the COMET Lesson Viewer. To enable this add-on you must be logged in to Google Drive with an @ucar.edu email account. This Add-on works best in Google Chrome and Safari, but can be used in other browsers as well.