Writing Fix
Writing Fix: Selling Our Nation's Symbols on Ebay!
Young scholars will write for a specific purpose in this cross-curricular lesson regarding our nation's landmarks and symbols.
US Geological Survey
U.s. Geological Survey: Building Stones of Our Nation's Capital
Pictures and text describe the source and appearance of many of the stones used in the buildings and monuments in Washington, D.C. Included are a geologic time chart and an illustrated map of the geologic and geographic features of the...