Metric System

The following site reviews were submitted by readers like you. Discovered (or created) a cool site we should know about? Click here to add URL.

Metric World

July 9, 2013 -- Submitted by Don Gilmore, a parent from Simi Valley, CA, who is affiliated with the site. contains a library of award winning animated video created for children to learn the S.I. Metric System. During production the content was supervised and approved by the Los Angeles Unified School District. Although everything looks great on desktop and large screens, the content is optimized for small screen devices like phones and tablets.

Metric Conversions

February 6, 2012 -- Submitted by MIke, a reader from UK, who is affiliated with the site.

The site was built to help people convert between metric and imperial systems. It contains Metric Conversion calculators, tables and formulas for temperature, length, area, volume and weight metric conversions

Metrication Matters

August 20, 2009 -- From Pat Naughtin, a reader, from Geelong, Australia, who is affiliated with the site.

Find out why, without the influence of Benjamin Franklin, Thomas Jefferson, and George Washington there would be no metric system!

Learn more about metric conversion

Find out how others have been always been successful with their metrication upgrades, by reading about the history of metrication in the Metrication timeline

Find out how the metric system was invented in England by John Wilkins (in 1668)

Learn how Benjamin Franklin, Thomas Jefferson, and George Washington successfully influenced the decimal nature of the metric system in the 1780s and 1790s using the Metrication timeline.

Metric Conversion Charts

April 6, 2009 -- From Jack, a reader, from Ann Arbor, Michigan, United States, who is affiliated with the site.

Printable metric conversion chart, great for teaching and travel.

Easy Unit Converter

March 6, 2008 -- From Dominic, a reader, from USA, who is affiliated with the site.

A very user friendly comprehensive unit conversion tool for kids to learn about various SI metric units and how they converter to other units.

British and Metric Conversions

November 21, 2007 -- From Annenberg Media, Washington, DC, who is affiliated with the site.

Learn how metric and English symbols are used to measure and express mass, length, volume and temperature.

Metric System, Metric Conversion Tables

November 15, 2005 -- From Doug Stewart, a reader from France (near Dijon), who is affiliated with the site

Provides a good set of metric converters. Differs from other sites in providing a lot of related information: common errors, history and explanation of metric system, explanation of how imperial system varies from country to country and implications for conversion to metric.