Show your class why restrictions aren't always a bad thing. In the third segment of a four-part series, the instructor develops the idea of restriction enzymes. Pupils learn how scientists use restriction enzymes in DNA analysis and DNA...

Many types of cancer treatments now depend on nanotechnology—a big "little" discovery. Scholars begin by removing "malignant" tissue from simulated brains, one using fluorescent markers thanks to nanotechnology and one without. This...

Assign groups of middle school oceanographers to research one of the following underwater robots; ABE, Herculues, ROPOS, RCV-150, Tiburon, or general purpose ROVs. An included handout guides them through information to be gathered. Each...

Students practice their researching techniques by preparing a presentation with little notice.  In this information research instructional activity, students utilize the Internet to research one of several subtopics concerning...

Students examine the heart and vascular system and the need for artificial valves. After explaining how heart valves function, they design their own heart valves for experimentation. They predict the speed of fluid flowing through...