Front-projection interactive whiteboards Have a very movie projector before the whiteboard. A downside of front-projection whiteboards is that the presenter, standing in front of the display, have to increase his / her arm with or without a stylus in order to avoid casting a shadow. That’s far too bad, since https://interactive-whiteboard03568.uzblog.net/5-simple-techniques-for-interactive-whiteboard-47919531