Visualizes the concept of measurement and rates, illustrates the usefulness of constructing scale models to estimate a solution, and demonstrates how to use a calculator to compare data and solve problems. Created by students, accompanies "Expanding Math Skills with the Minicalculator."
Encyclopedia Britannica, 331 N. LaSalle St., Chicago, IL 60610, Phone: (312)347-7159, Toll-free: 800-323-1229, Fax: (312)294-2104, URL: http://www.britannica.com
Available on VHS
Running time 16 minutes.
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