This is an excellent design and fabrication project that can be used in introductory engineering classes to teach motor principles as well as material selection. The basic concept of this activity was originally...
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...
This site presents data from conservation projects in Kenya where four species of sea turtles occur in local waters and nest on beaches. Graphs present the number of nestings annually, 1997 to present (mostly green sea...
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