Audience: Students; Grades: 4-8; Subject Areas: Math. (2006) Explores how the metric system is used to measure the properties of matter. Defines mass and volume and introduces the metric units used for mass measurement and cubic content. Illustrates how a triple beam balance is used to determine weight and how mass, volume and density are measured in grams, liters and centimeters. Program concludes with a 10-question video quiz. For the teacher's guide go to: https://drive.google.com/folderview?id=0B9ZT7PYcIjLffnlabkhzaEotSk5OUXdfZXNOZ3RFLXFkenFITVBvOGctN2s3dllyTjNvY1U&usp=sharing