In this computer technology lesson learners investigate silicon microchips.  Students explore microchip technology using a microscope.  Lesson contains hands on investigations.

Learners create a synthetic dye and oxidize the dye and record the effects.

Students discover the materials used to make paper in the late Middle Ages and coompare that to papermaking today. In groups, they analyze and compare the effectiveness, cost and value of the various materials available. They discuss the...