Other
All math.com: Us/metric Conversion Tables
Convert metric measurements to U.S. Measurements and the reverse, too. Easy to follow tables have sections for area, length, mass,temperature and volume.
Other
Allmath.com: Metric Converter
Use this converter to find equivalent units for a measure. You can convert measures for area, length, weight, temperature, and volume.
TeachEngineering
Teach Engineering: Determining Densities
Students will use two different methods to determine the densities of a variety of materials and objects. The first method involves direct measurement of the volumes of objects that have simple geometric shapes, while the second uses the...
Other
Conversions for Weight Measurements
This site allows you to convert weight/mass measurements. For example converting tons to grams. CCSS.Math.Content.3.MD.A.2 Measure and estimate liquid volumes and masses of objects using standard units
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...
Khan Academy
Khan Academy: Unit Reasoning Lesson
Unit reasoning helps us make sense of measurements by converting between measurement units and making reasonable estimates. For the Praxis test, we need to know common measurement units for length, time, volume, and mass, as well as how...
Khan Academy
Khan Academy: Convert Units (Us Customary)
Convert between US customary measures of distance, volume, and mass. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
National Institute of Standards and Technology (NIST)
International System of Units: Si Base Units
This is the definitive source for information on SI base units, derived units, squares, cubes, luminosity, field strength and flux density.
PBS
Pbs Learning Media: Fitness Dice: Lesson Plan
Read the die to find out what exercise to do and how many repetitions are needed, keep a running tally of rolls to see who gets the highest score.
Texas Instruments
Texas Instruments: Jason: How Dense Is Salt Water?
Disappearing Wetlands: Explore the relationship between mass, density, and salinity by measuring the mass and volume of four saltwater solutions of increasing strength.
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.
Math Is Fun
Math Is Fun: Measuring Metrically With Maggie
Metric units for volume, mass, length and temperature are explained to a cute little alien called Maggie. There are lots of real life examples for comparison that younger children will understand.
Doina Popovici
Math Play: 3rd Grade Halloween Math Game
Be ready to smash the monsters by solving problems involving volume, mass, and time in this math game.
Illustrative Mathematics
Illustrative Mathematics: G Mg How Many Cells Are in the Human Body?
About how many cells are in the human body? The purpose of this task is for learners to apply the concepts of mass, volume, and density in a real-world context. Aligns with G-MG.A.2.
USA Today
Usa Today: Understanding Air Density and Its Effects
In simple terms, density is the mass of anything - including air - divided by the volume it occupies. In the metric system, which scientists use, we usually measure density in terms of kilograms per cubic meter. The air's density depends...
Illustrative Mathematics
Illustrative Mathematics: 5.md Box of Clay
This task provides an opportunity to compare the relative volumes of boxes in order to calculate the mass of clay required to fill them. Aligns with 5.MD.C.
Other
Online Conversion
Conversion calculators galore! Convert just about anything from one measureable unit into another measureable unit here with over two dozen calculators. Each of the links is specific to a measureable quantity. Some examples include...
PBS
Pbs Mathline: Sand Babies (Pdf) [Pdf]
In this engaging lesson, students use a variety of measurement strategies in creating their own Sand Babies. Students explore standard and non-standard measurements, area, data collection and analysis, and graphing. Adaptations are...
Khan Academy
Khan Academy: Convert Units (Metrics)
Convert between metric measures of distance, volume, and mass. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
SMART Technologies
Smart: States of Matter
This review of matter includes properties, volume, length, mass, and states of matter. Activities, games, and a Monster Quiz are include.
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).
Utah State Office of Education
Utah Science: Matter
Discover atoms and molecules which make up matter, motion of atoms and how to measure the mass, volume and density of matter.
TeachEngineering
Teach Engineering: States of Matter
Students act as chemical engineers and use LEGO MINDSTORMS NXT robotics to record temperatures and learn about the three states of matter. Properties of matter can be measured in various ways, including volume, mass, density and...
American Chemical Society
Middle School Chemistry: Density of Water
Learners discover the concept that density is a characteristic property of water by measuring the volume and mass of water and calculating its density.