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.
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...
Math Is Fun
Math Is Fun: Introduction to Us Standard Units
Students learn how to measure things using US Standard Units. Liquids, mass, length, and temperature are explored. Practice problems are included.
Khan Academy
Khan Academy: Arithmetic Word Problems With Volume
In this exercise, students practice arithmetic word problems with volume. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly. CCSS.Math.Content.3.MD.A.2 Measure and estimate liquid...