Meilin is weighing bags of rice. Explore mass and help him convert units of measurement.

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...

Practice your density, mass, and volume calculations with these interactive review problems.

Math glossary and terms on units of measurement for kids. Learn the definitions used in this mathematics subject such as time, temperature, length, and distance.

Download these free worksheets to sharpen your skills in converting units. Sheets focus on converting between a wide variety of measurement units including mass, length, volume, temperature, time, and many more.

What is mass? What is weight? Illustrated discussion of mass and weight including how they are measured.

Explore the concept of the calorie. Determine the calories/gram of the burned food by measuring its mass, and make conclusions about the experimental design.

Activity helps students understand force, mass, and measurement.

Practice US customary length, volume, and mass problems that require expressing measurements given in a larger unit in terms of a smaller unit. Students receive immediate feedback and have the opportunity to try questions repeatedly,...

This resource provides information about obesity, and the importance of weight control.

Be ready to smash the monsters by solving problems involving volume, mass, and time in this math game.

Students practice using scales like the one in a doctor's office. Five Gregs will drop on the scale to be weighed. Participants see how fast they can weigh the Gregs.

Examine dog foods designed to clean teeth surface during chewing, design a human snack and measure its calories per mass. Discuss foods that might work as "edible toothbrushes" for people.

Demonstrate the effect that dissolving different amounts of salt in water has on the density of the liquid.