Aquatic Habitats: Exploring Desktop Ponds
1998. GEMS. This guide features a selection of highly involving and educational biology activities, conveying key environmental concepts and beautifully illustrating the dynamic, interactive nature of living ecosystems. Student groups set up and observe living models of a pond in the classroom. Accessible plants and organisms used include Elodea, Tubifex worms, and mosquito fish. A culminating activity is a field trip to a nearby pond or stream. 128 pages, soft cover, b&w photographs and illustrations. Grades 2-6.