Demonstration may include using a ruler, thermometer, micrometer, and weight scale. Measuring may include U.S. customary, metric, and other ways of measuring distance, volume, area, and weight. 

Process/Skill Questions:

•    What are the basic U.S. customary units of measurement?
•    What is a fraction?
•    What does the denominator of a fraction represent?
•    What does the numerator of a fraction represent?
•    What are three differing units of metric measurement? 
•    How do the U.S. customary and metric systems of measurements differ?
•    What types of tools and units would be used to measure distance? Thickness? Temperature? Altitude?
•    What led to the development of measurement systems?
•    How does one choose the appropriate unit of measurement for the task?