Inquiry Laboratory/Teaching Modules 
Created at the 2000 Toucan

Stomates for All Americans
by Donald Cronkite

Gotta Count Stomata 
by Jeffry Hoyer and Karin Westerling

Investigating Catalase Activity: Nature of Enzymes
by Evelyn Dorsey

Investigating Catalase Activity in Plants
by Evelyn Dorsey

Liver Dance: Liver and Peroxide
The Toucan Fandango!
by Tracy Satterthwaite, Thomas Baugh and Michele Jensen

I Need My Sunshine, My Only Sunshine 
(Using Grass) 
  by RevaBeth Russell and Sarah Weber

Investigating Respiration Rates in Germinating Seeds
by Sandra Breitenbach, Barbara Sandage and Everett Parker