National High Magnetic Field Laboratory
Magnet Academy: Roland Eotvos
Vasarosnamenyi Baro Eotvos Lorand, better known as Roland Eotvos or Lorand Eotvos throughout much of the world, was a Hungarian physicist who is most recognized for his extensive experimental work involving gravity, but who also made...
TeachEngineering
Teach Engineering: What's the Conductivity of Gatorade?
Students use conductivity meters to measure various salt and water solutions, as indicated by the number of LEDs (light emitting diodes) that illuminate on the meter. Students create calibration curves using known amounts of table salt...
PBS
Pbs: Scale City: Similar Figures in the Real World
This video features the Louisville Slugger Museum and Factory, home to the world's largest bat. Students see the role that measurement and engineering play in making bats to professional players' specifications and are asked to consider...
Countries and Their Cultures
Countries and Their Cultures: Tropical Forest Foragers
The term "tropical-forest foragers," or "pygmies," refers to ethno-linguistically diverse peoples distributed across the forested regions of Central Africa who are particularly short in stature and who traditionally have lived by...