Primary sources have not been filtered, but secondary sources have been filtered. Examples of secondary sources include biographies, textbooks, documentaries, encyclopedias, books. What was going on ...

students will learn how to use primary and secondary sources to investigate history and will explore and appreciate the individuals behind these sources. Whether it is a photograph, book ...

students will learn how to use primary and secondary sources to investigate history and will explore and appreciate the individuals behind these sources. Whether it is a photograph, book ...