Other
Metric Conversion Calculator and Charts
Metric Conversions offers online calculators for making conversions, downloadable tables in many types of metric conversion (pdf format), and free conversion tools to put onto your website or dynamic pages.
TED Talks
Ted: Ted Ed: Why the Metric System Matters
For the majority of recorded human history, units like the weight of a grain or the length of a hand weren't exact and varied from place to place. Now, consistent measurements are such an integral part of our daily lives that it's hard...
Other
World Wide Metric Calculator
Do you need a quick conversion from metric units to imperial units or just the reverse? Use this resource for conversions of length, weight, pressure, and volume.
ClassFlow
Class Flow: Converting Metric Measurement
[Free Registration/Login Required] Students will know: Customary and Linear Measurement Vocabulary, How to use the conversion table for customary and metric units of length to convert units of measurement, How to add and subtract units...
CK-12 Foundation
Ck 12: Measurement: Metric System
[Free Registration/Login may be required to access all resource tools.] Measure length in metric units.
Fun Brain
Fun Brain: Measure It! (Measuring Lengths Game)
Practice using metric rulers and rulers with inches. Includes helpful feedback when questions are answered incorrectly.
Math2
Math2.org: Weights and Measures
This resource provides information on weights and measures, including unit conversion tables.
Primary Resources
Primary Resources: Measures
A huge collection of teacher resources to aide in the teaching of all types of metric measurement: length, distance, mass, weight, capacity, and volume. Activities include measuring, estimating, converting, investigating, and finding...
E-learning for Kids
E Learning for Kids: Math: Living in the Mill: Length, Area, Volume, Time
On this interactive site students learn to estimate lengths and distances using kilometers, explain the difference between perimeter and area, and measure the volume of a 3D object by counting the cubic centimeters.
E-learning for Kids
E Learning for Kids: Math: Bus Station: Measurement
Students will complete a series of learning games to explore measurement such as length and volume.
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.
University of North Carolina
A Dictionary of Units of Measurement
This site contains an extensive list of various units of measurement known internationally and across several disciplines. Unit symbols are also included.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Lengths Metric Units
[Free Registration/Login may be required to access all resource tools.] Practice problems involving addition or subtraction of 3 measurements to solve for a specific length.
American Chemical Society
American Chemical Soc.: Best of Wonder Science: Measure Yourself in Metric [Pdf]
Activities where students take turns measuring their height, the width of parts of the hand, and the distance jumped using metric units.
CK-12 Foundation
Ck 12: Elem Math: Measuring Length in Meters
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to state the length of an object in meters using the provided visual reference tool. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Estimate and Compare Meters and Centimeters? (Grade 4)
[Free Registration/Login may be required to access all resource tools.] This site offers four videos and a set of practice questions on estimating and comparing meters and centimeters using images and descriptions.
CK-12 Foundation
Ck 12: Elem Math: Measuring Length in Meters
[Free Registration/Login may be required to access all resource tools.] The video shows how to use a ruler to measure an object in meters. The video is followed by a series of practice questions to assess student comprehension of the...
Khan Academy
Khan Academy: Estimating Length (Mm, Cm, M, Km)
Practice estimating the length of real life objects using metric units. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Pictures Comparing Length in Meters
[Free Registration/Login may be required to access all resource tools.] The video uses pictures to aide in comparing length in meters to answer a series of questions using the pictures and measurement lengths. The video is followed by a...
Math Is Fun
Math Is Fun: Metric Length
The different units used to measure metric length are described, with comparisons to real world objects. A wonderful number line also shows the relative sizes of things all the way from a quark to the universe in powers of ten.
PBS
Pbs Teachers: Dead Men's Tales: Inferring Height From Bone Length
Explore the work of forensic scientists by inferring an individual's height from the length of certain long bones. Create bone/height relation charts and measure length using metric units. This activity was created to be used with the...
University of Regina (Canada)
University of Regina: Math Central: Measurement, Perimeter, and Area Activities
Measurement, perimeter, and area skills are exhibited while students participate in these hands-on lessons. Each lesson plan includes objectives, methods, strategies, a description, and assessment techniques.
Texas Education Agency
Texas Gateway: 1.2 Physical Quantities and Units
By the end of this section, you will be able to do the following: Perform unit conversions in both SI and English units, Explain the most common prefixes of SI units, and be able to write them in scientific notation.
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...