Learn more about the presidents of the United States on President's Day with these five educational and enjoyable apps.
America's Presidents [iPad, US$4.99]
A guide to the presidents that walks you through the Smithsonian's National Portrait Gallery. The app has a lot of wonderful art as well as some history.
Presidents vs. Aliens [iOS Universal, $0.99 and OS X, $1.99]
Presidents vs. Aliens is a fun game designed to increase your knowledge of presidential history. Answer questions and earn powers to defeat the incoming aliens. Each level unlocks another president until you've collected all 44. Made by the developer of the popular Stack the States geography app. An OS X version is available in the Mac App Store. If you are looking for a presidential game that's more fun than factual, then check out Uncle Slam and let your presidents do some boxing.
The White House [iOS Universal, Free]
Use the official White House app to stay apprised of current news. You can use it watch live streams of presidential events and browse through photo and video archives.
Presidents Revealed [iOS Universal, $1.99]
Learn quirky facts about our presidents in a "who did it" type of narrative. Great illustrations and an abbreviated audio version make this a stand-out app.
Britannica Kids: US Presidents [iOS Universal, $0.99]
Meet and greet the 44 US presidents in this app designed for kids. Includes presidential profiles, a rendition of "Hail To The Chief" and interesting facts on presidential places like Camp David. If you prefer a similar app that's less like an encyclopedia, then check out Disney American Presidents.