Did You Know: US Constitution
Sigma Sky, LLC Reference iPhoneiPadiPod touch
Did You Know: US Constitution is a paid Reference app for iPhone and iPad by Sigma Sky, LLC. Requires iOS 16.3. Updated January 13, 2026.
- Price
- 1.99 USD
- on the App Store
- Size
- 55 MB
- Age 4+
- Updated
- Jan 13
- 2026 · v1.1
Screenshots
About Did You Know: US Constitution
Did You Know: US Constitution: This is an app dedicated to the United States Constitution. It includes flashcards and trivia questions about the Constitution, also included are the Declaration of Independence, images of the documents from the National Archives, the Pledge of Allegiance, and more. The US Constitution is often quoted, so why not read it for yourself. If you like this app, please check out our other apps and stickers in the Apple app store.
What’s new
Version 1.1 · Updated January 13, 2026
This version contains the required iOS update and performance improvements.
App privacy
The developer, Sigma Sky, LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Did You Know: US Constitution | – | 1.99 USD | January 13, 2026 | |
| US Constitution Pro | – | 3.99 USD | Oct 4, 2025 | Compare |
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| Lewis and Clark Trail | 5.0 / 5 (4) | 1.99 USD | Oct 11, 2026 | Compare |
| US History Encyclopedia | 5.0 / 5 (1) | 0.99 USD | Mar 11, 2024 | Compare |
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