Describes a lesson on different world ecosystems in which activities are based on the constructivist approach to teaching that encourages learners to control their own learning. Includes a sample grading rubric and national science education standards related to these activities. (KHR)

Points out that a shift toward inquiry-based learning is one of the main tenants of a new approach to science education that also includes technology and the history and nature of science. Includes a sample lesson of how science educators can incorporate the Internet into the classroom. (DDR)