[Free Registration/Login may be required to access all resource tools.] Definition of matter and what mass and volume measure.

This resource provides historic information on length measurement in the United Kingdom. Click on the topics on the left toolbar of the article to find out more information.

Think about the relationships between weight and size of similar objects. This interactive exercise focuses on using critical thinking skills and estimation skills to predict how many mini and regular gummy bears it takes to have the...

[Free Registration/Login may be required to access all resource tools.] Choose the appropriate customary units of weight or capacity given various measurement situations.

If you like tackling formulas, then this math challenge is for you. See if you can calculate Helix's BMI (body mass index) and find out if his health is at risk. A one page NCTM Math Challenges for Families activity that engages learners...

Go to the Castle in the Clouds and discover all about kilograms and the mass of objects.

Practice converting mass from one British unit to another. Use your calculator if you need to.

Practice converting mass from one metric unit to another. Use your calculator if you need to.

On this interactive site students learn to use various units of mass to solve problems and put objects in order by their mass.

A complete tutorial that explains time, metric system, mass, length, volume, and temperature. Interactive practices and challenge games are included.

In this activity, learners will measure a variety of different materials from the classroom to determine how much matter is found in these materials then determine the mass of these materials using the same volume for each. The data will...

This learning module discusses the definition of matter and what mass and volume measure. Module includes pictures, videos, and review questions.

Help Tutu in the Rice Field and learn all about mass and capacity.

This site contains an extensive list of various units of measurement known internationally and across several disciplines. Unit symbols are also included.

Play a variety of learning games to explore division, measuring, and grouping objects.

This site examines the specific difference between mass and weight in addition to length, temperature, and time.

[Free Registration/Login may be required to access all resource tools.] In this learning module, students will learn the significance of using moles in converting between measurements and in understanding how much of something you have.

Penny the Penguin owns a fashion store. Let's find out what people wear at Antarctica. Uses popups.

[Free Registration/Login may be required to access all resource tools.] Convert metric units of length, mass, or capacity by multiplying by powers of ten.

Practice estimating the mass of real life objects using US customary units. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Neutrinos, described here, are particles scientists still have a lot to learn about. They are trying to measure their masses. "Explain It In 60 Seconds" is an article series that aims to summarize in a few paragraphs the meaning of...

Students learn the difference between weight and mass. Practice problems are included to check for comprehension of the concept.

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.

Explore the "intelligent floor," which contains sensors that can track movements, and emulate the weighing technique associated with this technology. Explore the relationship between volume and mass and the difference between accuracy...