Why were the student run sit ins during the civil rights movement so significant for the civil rights movement? time peroid 1954-1968

Why were the student run sit ins during the civil rights movement so significant for the civil rights movement? time peroid 1954-1968
Need concrete analysis. Compare and contrast the sources arguments. the arguments have to be mixed in the paragraphs. No source should be alone in a paragraph.
At least 10-14 primary sources