Last Updated on October 11, 2020
NHD Categories & Rules
- NHD category infographics (.pdf)
- National History Day Contest Rule Book (.pdf)
Curated resource lists for NHD 2018 topic ideas
- NHD 2018 U.S. History Topic Ideas
- NHD 2018 European History Topic Ideas
- NHD 2018 World History Topic Ideas
Selecting, Using & Citing Sources
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