ibiblio
Ibiblio: How Many? A Dictionary of Units of Measurement
The Center for Mathematics and Science Education at the University of North Carolina at Chapel Hill provides an interesting and easy-to-use dictionary of the history and meaning of many measurement terms. Metric, International, and...
CK-12 Foundation
Ck 12: Si Units
[Free Registration/Login may be required to access all resource tools.] In this lesson, students will describe the International System of Units (SI) and be able to convert units between International and English systems.
National Council of Teachers of Mathematics
The Math Forum: Intro to Measurement for Primary Students
This site from the Math Forum is a great introduction to measurement for primary students. Each measurement activity has four components: interactive, manipulative-based project; technology; paper/pencil practice; literature connection.
National Council of Teachers of Mathematics
The Math Forum: A Tour of Measurement
Peruse a collection of lesson plans, resources and FAQ's about measurement at every grade level.
Other
All math.com: Us/metric Conversion Tables
Convert metric measurements to U.S. Measurements and the reverse, too. Easy to follow tables have sections for area, length, mass,temperature and volume.
Rice University
Rice University: Cynthia Lanius: Mathematics of Cartography
Can there be a connection between map making and math? Explore the mathematics of cartography in this resource that integrates web-based instruction, mathematical problem solving, geometry, history, and art. Interesting information and...