USCIS’ Citizenship Resource Center

Civics Activities and Resources
http://www.elcivics.com/
Links to worksheets, information, videos, and games about all U.S.-related topics (history, geography, holidays, etc.)

Citizenship
http://apsva.us/cms/lib2/va01000586/centricity/domain/74/reepcurriculum/citizenship.htm
Comprehensive resources for citizenship preparation, divided by level. 

Citizenship Exam Flashcards
https://www.uscis.gov/sites/default/files/USCIS/Office%20of%20Citizenship/Citizenship%20Resource%20Center%20Site/Publications/PDFs/M-623_red_slides.pdf
Flashcards with questions directly from the citizenship study guide

Writing Vocabulary for the Citizenship Test
https://www.uscis.gov/sites/default/files/USCIS/Office%20of%20Citizenship/Citizenship%20Resource%20Center%20Site/Publications/PDFs/M-715_writing.pdf
Vocabulary words and practice templates for flashcards for the citizenship exam

Reading Vocabulary for the Citizenship Test
https://www.uscis.gov/sites/default/files/USCIS/Office%20of%20Citizenship/Citizenship%20Resource%20Center%20Site/Publications/PDFs/reading_vocab.pdf
Vocabulary to know for the citizenship exam

Citizenship Materials and Links:

http://www.adultslearn.org/for-all/naturalization-curriculum