Throughout this WebQuest, you will virtually paddle alongside the explorers of Expedition Susquehanna as they journey 444 miles from the river's headwaters in Cooperstown, New York to the Chesapeake Bay in Maryland. You will investigate water quality and land use and try to decide if the Susquehanna River (and by extension the Chesapeake Bay) can be saved. An introduction, the goals, the process, ... Full description.

Take this virtual tour of hydrothermal vents to learn the basics about vents, how they are studied, the associated biology and geology, and consider the ethics about vent mining. This highly interactive site also has a forum for discussion, glossary, and classroom learning activities. A certificate of achievement is available for download once students successfully navigate the sight and become vent ... Full description.