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Lesson

Declaration Decoders: A250 Declaration of Independence DBQ Kit

Published
Apr 9, 2026
Text graphic featuring "Declaration DECODERS" with a historical document background.
Declaration Decoders is our interactive DBQ kit designed to bring historical thinking to life for your students. This isn’t your typical document-based question. It’s a puzzle-driven journey through 250 years of American history, anchored in the enduring legacy of the Declaration of Independence.

Materials

Lesson resources

Text graphic featuring "Declaration DECODERS" with a historical document background.
Educator ResourceDeclaration Decoders: A250 DBQ Kit Introduction Letter

Posters of Thomas Jefferson, Abraham Lincoln, Elizabeth Cady Stanton, Teddy Roosevelt, and Martin Luther King, Jr. Use in the Declaration Decoders, a puzzle and DBQ challenge celebrating the 250th anniversary of the Declaration of Independence.

Text overlay on an image of a historic document featuring the words "Declaration Decoders" and a "Start" button.
ActivityDeclaration Decoders: Declaration of Independence Interactive

How did fundamental disagreements over slavery and its expansion lead to a devastating civil war that transformed the United States?

Illustration featuring a historical scene of the signing of the Declaration of Independence. Text includes "Primary Source Transcripts."
ActivityDeclaration Decoders: A250 DBQ Kit Primary Sources

Primary source transcripts to complete the Declaration Decoders puzzle and DBQ challenge celebrating the 250th anniversary of the Declaration of Independence.

Historical document titled "The unanimous Declaration of the thirteen united States of America," dated July 4, 1776.
ActivityDeclaration Decoders: A250 DBQ Kit Facsimiles of Primary Sources

Facsimiles of primary sources used in Declaration Decoders, a puzzle and DBQ challenge celebrating the 250th anniversary of the Declaration of Independence.

Illustration of a historical figure with short curly hair, wearing a green coat and white necktie, against an orange background.
Educator ResourceDeclaration Decoders: A250 DBQ Kit Portraits

Posters of Thomas Jefferson, Abraham Lincoln, Elizabeth Cady Stanton, Teddy Roosevelt, and Martin Luther King, Jr. Use in the Declaration Decoders, a puzzle and DBQ challenge celebrating the 250th anniversary of the Declaration of Independence.

Crossword puzzle with shaded squares and a header about Theodore Roosevelt's 1910 speech on New Nationalism.
ActivityDeclaration Decoders: A250 DBQ Kit New Nationalism Crossword Sheet

Printable Crossword sheet for students to decode a clue. Crossword sheet goes with Theodore Roosevelt, New Nationalism speech (1910).

Graphic organizer for grouping documents with sections for objectives, grouping, directions, and categories.
ActivityDeclaration Decoders: A250 DBQ Kit Graphic Organizers

Graphic organizers for DBQ activities used in Declaration Decoders, a puzzle challenge celebrating the 250th anniversary of the Declaration of Independence.

More Information

Get Started

Declaration Decoders Interactive:  Digital interactive with guided challenges to decode clues using the available resources.

Document 1: The Declaration of Independence 

Document 2: Jefferson to Henry Lee

Document 3: Declaration of Sentiments

  1. DBQ Skill Practice: Analyze Declaration of Sentiments transcript using the graphic organizer.
  2. Puzzle Declaration of Sentiments: Find the red words. Count the number of red words in a line. Put the numbers together with an additional 0 before the second 9.

Document 4: Gettysburg Address 

  1. DBQ Skill Practice: Analyze the Gettysburg Address transcript using the graphic organizer.
  2. Puzzle Gettysburg Address: Use Morse Code: –. — — -.. / -.-. .. – .. –.. . -.

Document 5: New Nationalism

  1. Puzzle: New Nationalism — Crossword: Use the transcript to fill in the crossword. Decode the shaded boxes to reveal the hidden word.
  2. DBQ Skill Practice: Analyze New Nationalism transcript using the graphic organizer.

Document 6: “I Have a Dream”

  1. DBQ Skill Practice: Analyze the “I have a Dream” speech transcript using the graphic organizer.
  2. Puzzle “I have a Dream”: Find the blacked-out words in the facsimile. Locate blacked-out words in the transcript.

Group the Documents
Use the graphic organizer to group documents.

Final Challenge
Match each historical figure to their wall position using the logic grid to uncover the final code.

Reflect
Students submit their written reflection on the full activity.

DBQ Skill Practice — Write a Thesis
Write a thesis statement using the graphic organizer, drawing on all documents analyzed throughout the activity.

Standards

Check whether this resource aligns with your state’s standards →