Using infrared (IR) light pens and the Wii Remote, it is possible to create very low-cost multi-point interactive whiteboards and multi-point tablet displays. Johnny Chung Lee, Carnegie Mellon University. The software can be downloaded at http://johnnylee.net
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https://www.nintendo.co.jp/wii/vc/index.html
Low-Cost Multi-touch Whiteboard using the Wiimote
