"In the United States, polio was the most notorious disease of the 20th century until AIDS appeared. On April 12, 1955, it was announced that Jonas Salk, using March of Dimes donations from millions of people, had developed a vaccine to prevent polio."
"The teacher instructional module series consists of the thirteen modules listed below. Each of the modules consists of one or two student activity worksheets (4-6 pages) in which students discover mathematical concepts while solving a scaled down problem set in a context they can relate to. In addition each module contains twenty to thirty pages of teacher resource material." (some modules are free, some must be purchased)
"This multimedia exploration is designed for grades 9-12. The interactive can be used in the classroom, in a lab setting, or explored independently. Students may use just the main screens to learn more about the general artistic developments over time, or they may delve deeper by using the "Design" and "Views" categories to discover more about the object." (preview first – some nude art)
"Welcome to our Java-powered Intel® Play™ QX3™ Computer Microscope simulator. This interactive Java tutorial explores how the hardware (QX3 microscope) and computer software work together to produce digital images."