Some sites to visit -

Go to www.google.com and put in the words "space station school students contact radio"

http://www.nlsa.com/helpweb/

http://www.amateurradio.co.nz/zl2amd/

For antenna tracker interface - http://www.ultimatecharger.com/dish.html

http://www.amsat.org

http://www.rac.ca/ariss.htm

ARISS homepage - http://ariss.gsfc.nasa.gov/

http://spaceflight.nasa.gov/station/

Not sure if SSTV will be available when our contact happens but heres a site about SSTV http://users.rcn.com/sstv/

http://liftoff.msfc.nasa.gov/news/2001/news-ISSContact.asp

Click here to hear audio of the Lamar Elementary School ARISS QSO [7:36]
ARRL thanks George Humphrey, KC5WBV, for this audio clip.

ISS.pdf Space station info and educator info