Modules Watershed An Internet Based Module Developed by Sarah Crim, Chattanooga Valley Middle School, Flintstone, Georgia, Jane Yonts, Fairyland Elementary School, Lookout Mountain, Georgia, Wayne Robinson, Walker County Science and Technology Center, Chickamauga, Georgia and educators from St. Petersburg, Russia. Weather and Living Things An Internet Based Module Developed by American educators from Walker County Schools, and educators from St. Petersburg, Russia. Conservation of Resources An Internet Based Module Developed by American educators from Walker County Schools, and educators from St. Petersburg, Russia. Soil and Agriculture An Internet Based Module Developed by American educators from Walker County Schools, and educators from St. Petersburg, Russia. Acid Rain  An Internet Based Module Developed by Kim Everett and Sandy Weathers, Ridgeland High School, Rossville, Georgia, USA and Ilena Grimitlina and Marina Troublina, School 140, St. Petersburg, Russia. Air Pollution An Internet Based Module Developed by Sarah Crim, Chattanooga Valley Middle School, Flintstone, Georgia, Joie McGill and Don Powell, LaFayette Middle School, LaFayette, Georgia, Tom Brown, Kennesaw Mountain High School, Kennesaw, Georgia, and Wayne Robinson, Walker County Science Center, Chickamauga, Georgia, and Tatiana Kudryavceva, School 635, St. Petersburg, Alla Ershova and Tatiana Berlina, Cousteau School #4, St. Petersburg, Russia. Solid Waste An Internet Based Module Developed by Mona Linville and Jose Jimenez, Rossville Middle School, Rossville, Georgia, USA and Olga Krutik and Igor Legashov, School 329, St. Petersburg, Russia. Water Pollution An Internet Based Module Developed by Deanna Gentry, LaFayette High School, LaFayette, Georgia and Jane Yonts, Fairyland School, Lookout Mountain, Georgia, USA and Tatiana Gourieva, School 2, St. Petersburg and Marina Goryunova, School 157, St. Petersburg, Russia.