The University of Michigan's educational site called Windows to the Universe (last mentioned in the January 6, 1999 Scout Report for Science and Engineering) has added many new lessons to their content. Highlights of...

This lesson introduces the idea that rates and directions of plate movements can be measured. The discussion centers on the use of mantle 'hotspots' to determine plate motions. Examples include the Hawaiian Islands, the...

In this activity by Larry and Sheryl Braile, students construct a model of the Earth's interior to help them visualize its main regions (inner core, outer core, mantle, crust) and practice their problem solving and math...