Scientific Inquiry -- Time for Class -- Converting With Confidence -- A Different Phase Change -- Temperature Tracking -- Probing for Answers -- Who Solved the Longitude Problem? -- Celestial Observation Tools -- Ready to Navigate: Classroom GPS Applications -- Layers of Information: Geographic Information Systems (GIS) -- Underwater Web Work -- Up-to-the-Minute Meteorology -- Technology-Based Planetary Exploration -- How Reliable Is the Temperature Forecast? -- Viewing Volcanoes -- In Flight, Online -- Data Collection and Analysis Tools -- The Latest in Handheld Microscopes -- Aqua Analysis -- Fast-Food Fact Finding -- Testing the pH of Soft Drinks -- Graphing Calculators -- Personal Digital Assistants (PDAs) -- Projecting Your PDA -- Science Research on the Internet -- Technologies for Special Needs Students -- Software That Makes the Grade -- Computer-Assisted Instruction -- About the Authors -- Index.