Building Green with the new Materials and Methods.
http://tinyurl.com/2f4p9x
(http://www.overjoyed.com.sg/images/products/styrofoam.jpg)
(http://www.abc.net.au/reslib/200711/r205305_780816.jpg)
(http://www.abc.net.au/reslib/200711/r205300_780806.jpg)
It looks like a foam board model. ::)
see Glenn's note above re failed link.
Cool stuff there now.