@online {178,
	title = {Tapestry of Time and Terrain},
	publisher = {USGS},
	abstract = {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},
	keywords = {$\#$EducationalResources, $\#$SubjectResources, classroom, curricula, earth science, education, GEOLOGIC MAP, geologic time, GEOLOGY, K-12, lesson plans, North America, schools, standards, teacher resources, teaching, U.S.},
	url = {http://tapestry.usgs.gov/Default.html}
}
