Make a storyboard with six different scenes and a Spanish sentence for each scene that shows all six personal endings of present tense verb conjugations.
You could alternatively choose one of the tenses (imperfect, future, conditional, etc.) and make a story board that describes what verb tenses and conjugations are and what they look like in Spanish. Here's an example.
If you'd like to save this chart, just right click on it and then "save image as" a file on your local drive.
If you'd like to save this chart, just right click on it and then "save image as" a file on your local drive.