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.
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: Units of Measurement
[Free Registration/Login may be required to access all resource tools.] Students explore the scientific implications of measurement, and learn about system international metrics, dimensional analysis, scientific notation, and more.
Mangahigh
Mangahigh: Shape: Change Between Metric Units of Measurement
Convert within the same units of measurement.
CK-12 Foundation
Ck 12: Measurement: Conversion Estimation Between Systems of Measure
[Free Registration/Login may be required to access all resource tools.] Estimate equivalence between customary and metric units of measurement
Other
Quiz Tree: Units of Measurement
This site offers free multiple choice quizzes for mastering measurement conversions. Metric and customary systems are both included.
CK-12 Foundation
Ck 12: Measurement: Conversion of Systems of Measure
[Free Registration/Login may be required to access all resource tools.] Use customary and metric units of measurement in real-world situations when problem solving.
CK-12 Foundation
Ck 12: Measurement: Conversions in Metric Units
[Free Registration/Login may be required to access all resource tools.] Convert metric units of measurement.
CK-12 Foundation
Ck 12: Measurement: Appropriate Metric Units of Mass or Capacity
[Free Registration/Login may be required to access all resource tools.] Choose the appropriate metric units of mass or capacity given various measurement situations.
Mocomi & Anibrain Digital Technologies
Mocomi: Standard Units of Measurement
Details on the different systems of measurement with fun facts and an activity.
CK-12 Foundation
Ck 12: Measurement: Equivalent Metric Units of Length
[Free Registration/Login may be required to access all resource tools.] Convert metric units of length.
Mangahigh
Mangahigh: Shape: Units of Area and Volume
Test your knowledge of converting between metric area and metric volume.
Science Education Resource Center at Carleton College
Serc: Measuring and Graphing Toy Water Animal Growth
Lesson involves scientific investigation and knowledge of units of measurement. Learners will select and submerge a growing water animal toy, predicting and measuring its growth of at least three places of metric measurement of distance...
Texas Instruments
Texas Instruments: Units and Conversion
This StudyCards stack enables students to review and practice using the metric system of measurement.
Science Struck
Science Struck: Metric System Chart for Kids
This resource explains the structure of the metric system of measurement; the basic units of measurement for length, volume, and mass; and provides charts for each type of measurement. A chart of customary US units is also given.
Other
Federal Highway Administration: Si (Modern Metric) Conversion Sheet
Very complete chart of conversion factors for English to SI (metric) unit measurements and SI (metric) to English unit measurements. Includes length, area, volume, mass, temperature, illumination, and force & mass (stress).
CK-12 Foundation
Ck 12: The International System of Units
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will begin to identify the seven base units of the International System of Units. They will understand the commonly used metric...
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.
Sophia Learning
Sophia: Metric Standard Units of Measure (Si Units): Lesson 5
This lesson will introduce standard units of measure (meters, grams, liters) and the physical properties they represent. It is 5 of 6 in the series titled "Metric Standard Units of Measure (SI Units)."
CK-12 Foundation
Ck 12: Measurement: Metric Unit Length Conversions
[Free Registration/Login may be required to access all resource tools.] Convert metric units of length and round to a given place value.
CK-12 Foundation
Ck 12: Measurement: Equivalent Metric Units of Capacity
[Free Registration/Login may be required to access all resource tools.] Convert metric units of capacity and identify equivalencies.
CK-12 Foundation
Ck 12: Measurement: Equivalent Metric Units of Mass
[Free Registration/Login may be required to access all resource tools.] Convert metric units of mass and identify equivalencies.
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.
Khan Academy
Khan Academy: Metric Units of Length Review
Metric units of length (millimeters, centimeters, meters, and kilometers) are reviewed and practice problems are provided.