Colorado State University
A Chronology of the Si Metric System
The U.S. Metric Association offers important dates in the history of the metric system of measurement, including the fact that Thomas Jefferson proposed a decimal-based measurement system for the United States in 1790. Site includes...
Other
Ask Numbers: Measurement Conversion Calculators and Charts
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...
University of Groningen
American History: Outlines: The Measure of Self Government
Discussion about the measure of government effectiveness as a reflection of the electorate involvement, participation and demand.
BBC
Bbc: Build an Iron Age House
Learn how to build an British Iron Age house by following these step by step instructions. Measurements given in metric system.
NOAA
Noaa: National Ocean Service Education: Global Positioning Tutorial
Illustrated tutorial explains the history and science of geodesy. Animations help students visualize how scientists measure and monitor the size and shape of the Earth and the location of points on its surface.
Florida State University
Florida State University: Molecular Expressions: Basic Concepts in Optical Microscopy
This site explores the microscope in great detail. Content includes a focus on the microscope's basic functions (including a general diagram), the history of the microscope, each feature of the microscope, differing objectives,...
Ministry of Education, Sports & Culture (Samoa) Government
Mesc: Samoa School Net: Limits of Accuracy
This module looks at the history of measurement, beginning with non-standard units, the advent of standard units (in this case metric), and when approximation or precision would be needed.