Use it as a moving slide, not a whole program. We also have a video with underwater housing. You need to be checked out on these. Posters Posters or diagrams on large easel pages are also effective. Somehow these come off as being more dull.
Slides are more interesting.
This doesn't have to be the case. The nice thing about posters is that you don't have to darken the room. Regardless of the time of day, eyelids also lower when you lower the lights. Show and Tell It's always good to have stuff to show, demonstrate or pass around. Remember though, that this also tends to distract the audience.