Front-projection interactive whiteboards Have a very movie projector before the whiteboard. A downside of entrance-projection whiteboards would be that the presenter, standing before the monitor, should lengthen their arm with or and not using a stylus to stay away from casting a shadow. I've nonetheless to find a cost-free hand https://elliottmgzqh.wizzardsblog.com/34099006/new-step-by-step-map-for-interactive-whiteboard