$99 DIY Smartboard

There is no denying the appeal of interactive whiteboards: to interact directly with the image transcends the mouse-and-keyboard experience, opening opportunities for memorable learning experiences.

What if you could get most of what you needed for less than $100 instead of $2k-10k for an off-the-shelf smartboard? Might that be good enough?

This AV-1 article describes how to achieve smartboard functionality on any kind of display, using only a $40 Wii video game controller and a few parts from Radio Shack.