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George needs to build a project for his school science fair. George's work leads to an understanding of similiar triangles and to their use in indirect measurement of heights.
Phoenix Learning Group, 2349 Chaffee Dr., St. Louis, MO 63146, Phone: (314)569-0211, Toll-free: 800-221-1274, Fax: (314)569-2834, URL: http://www.phoenixlearninggroup.com
Available on VHS
Running time 12 minutes.
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