Students observe evidence of erosion and various rock formations that have formed as a result of erosion and weathering. Their task is to explain how the forces of weathering and erosion contributed to sculpturing these rocks into arches...

In this grammar worksheet, students fill in twenty-six blanks with an appropriate preposition in two paragraphs. Students share their answers with their classmates.

In this American symbols worksheet, students read 16 vocabulary words that pertain to the United States. Students alphabetize the words.