In this KS2 Maths article you'll learn how to convert different units used to measure volume, mass and length. We also have a KS2 Maths quiz and lots of examples ...

Learn about choosing appropriate units and converting between units with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Struggling to convert your height from centimetres to feet and inches? This student-friendly guide breaks it down with simple ...

LETTER TO THE EDITOR: Conversion to metric system would be wise Mike Meehan, Las Vegas Saturday, Feb. 28, 2009 | 2:02 a.m.

Science News spoke with a metrologist about the metric system’s latest update, which will help scientists interpret exceedingly big and small numbers.

Today, the metric system, which was created in France, is the official system of measurement for every country in the world except three: the United States, Liberia and Myanmar, also known as Burma.