Look at these example research modules which are on the CD:

Acknowlegements:

Natural World, Apartheid
http://www.bcps.org/offices/lis/models/

Save the Whales, Visit One, Save the Penguins, Gang Awareness, Choosing a Career, Endangered Species
http://www.gpisd.org/gpisd/modules/modulepage.html

wormbin, heart rate, growing plants, climate weather
http://commtechlab.msu.edu/sites/letsnet/frames/BigIdeas/index.html

Shoe, Water, Pets Projects
http://www.project-approach.com/default.htm