National Council of Teachers of Mathematics
The Math Forum: Measurement: Metric Conversions
This lesson plan has a game to help students convert to various linear metric units and learn their abbreviations.
Sophia Learning
Sophia: Introduction to Converting Units: Lesson 5
This lesson introduces the concept of a conversion factor and explains how it can be used to convert between metric to metric units as well as between English and metric units for different quantities. It is 5 of 5 in the series titled...
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.
Science Made Simple
Science Made Simple: Online Metric Converter
Practice converting English units of measurement to metric units using this tool.
Mangahigh
Mangahigh: Shape: Units of Area and Volume
Test your knowledge of converting between metric area and metric volume.
Math2
Math2.org: Weights and Measures
This resource provides information on weights and measures, including unit conversion tables.
Project Britain
Primary Homework Help: Converting Meters to Kilometers
The learning activity reviews conversion from meters to kilometers. Students answer ten questions and can check their answers when finished.
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...
Sophia Learning
Sophia: Making Sense of Conversions
This video lesson demonstrates how to make sense of measurment conversions.
E-learning for Kids
E Learning for Kids: Math: Food Market: Centimeters and Millimeters
Mila is comparing fruits at the fruit market. Join her on this adventure!
Science Made Simple
Science Made Simple: Area Measurement Conversions
This site allows you to type in an area of measurement you want to be converted. The site converts it for you!
Libre Text
Libre Texts: Physics: Conservation of Mass and Energy
A collective which looks at mass and energy. Identify the forms of measurement and how to convert them as well as scientific notation. Practice application with homework problems.
Cuemath
Cuemath: Litres to Millilitres
This page explains the relation between liters and milliliters and the conversion between these units. Included are solved examples and interactive problems for review.
CK-12 Foundation
Ck 12: Physical Science: International System of Units
[Free Registration/Login may be required to access all resource tools.] International System of Units (SI) and converting units.
CK-12 Foundation
Ck 12: Physical Science: International System of Units
[Free Registration/Login may be required to access all resource tools.] International System of Units (SI) and converting units.
Cool Fire Technology
Customary & Metric Systems of Measurement Area Measure
Scroll down to the bottom of the page to view a table which lists measurement conversions for area.
Other
Science Made Simple: Temperature Conversions
Science Made Simple allows you to type in temperatures you want converted from one measurement scale to another.