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Your most important responsibility is to mentor and support your students and assist them as they create their entry projects. Review and edit the written materials, ensuring students follow the rules for entry. In order to help students prepare for the competition, review the NHD-CA Handbook and coach students for their interview.​ 

Intent to Participate form​

Visit the Contest Rules page for additional guidance and information.

Entr​ies per category.

Schools may enter two (2) entries per category, per division. 

Note: Junior and Senior Division do not refer to grade levels.

Entry Divisions:​

  1. ​Elementary Division: 4-5 grades
  2. Junior Division: 6-8 grades
  3. Senior Division: 9-12 grades

Entry Categories:​

  1. Individual Poster (grades 4-5 only)
  2. Group Poster (grades 4-5 only)
  3. Individual Podcast ​
  4. Group Podcast​ 
  5. Individual Documentary
  6. Group Documentary
  7. Individual Exhibit
  8. Group Exhibit
  9. Individual Performance
  10. Group Performance
  11. Individual Website
  12. Group Website​​​
Historical Papers will no longer enter the NHD-OC competition. Papers will compete at a virtual NHD-CA preliminary contest in February and finalists will compete in NHD-CA in April. 
Please see the information here.


Teachers, take a look at the 2023 NHD Teacher's Introduction video:



For tips on helping your students select a topic and conduct research, please visit the Project Resources​page.

Ask an NEH Expert

NHD has posted new videos in conjunction with the National Endowment, "Ask an NEH Expert" series, focused on skills that can apply for ANY NHD project category. They just posted the first three videos in this new series - one on building a historical argument, one on validating sources, and one on writing and editing tips.

Please share this link​​ website with your students as they prepare for upcoming contests (or revise to advance to the next level).


Please e-mail us at​ for more information.​