Key to Metric Measurement, Books 1-4

This exceptional study book is a great aide to those who need to perfect their understanding in Metric Measurements. The only system used in international commerce and communication, and one becoming more and more prevalent in the U.S, it's becoming more and more important to have a firm grasp on the Metric system. Book 1 covers measurement units and estimation; Book 2 focuses on measuring length and perimeter using metric units; Book 3 is on finding area and volume Using Metric Units and Book 4 explores the metric units for mass, capacity, temperature and time. This kit only contains Books 1-4; Answer Notes are sold-separately.