%0 Generic %D %T Tapestry of Time and Terrain %K #EducationalResources %K #SubjectResources %K classroom %K curricula %K earth science %K education %K GEOLOGIC MAP %K geologic time %K GEOLOGY %K K-12 %K lesson plans %K North America %K schools %K standards %K teacher resources %K teaching %K U.S. %X Unites the geology and topography of the United States. Includes descriptions of major geologic and topographic features and an explanation of the geologic time periods %I USGS %G eng %U http://tapestry.usgs.gov/Default.html