For an absolute beginner a good way to start is by following an online course in iOS development:<p><a href="http://www.hackrocket.com" rel="nofollow">http://www.hackrocket.com</a> Will soon launch an immersive three-month program to teach absolute beginners how to build iPhone and iPad apps<p><a href="http://teamtreehouse.com/" rel="nofollow">http://teamtreehouse.com/</a><p><a href="http://www.lynda.com/iOS-tutorials/iOS-SDK-Essential-Training/92179-2C.html" rel="nofollow">http://www.lynda.com/iOS-tutorials/iOS-SDK-Essential-Trainin...</a><p><a href="http://itunes.apple.com/itunes-u/ipad-iphone-application-development/id473757255" rel="nofollow">http://itunes.apple.com/itunes-u/ipad-iphone-application-dev...</a><p><a href="http://codelesson.com/courses/tag/Mobile" rel="nofollow">http://codelesson.com/courses/tag/Mobile</a><p>You can also try to learn on your own. Here are some of the best books:<p>- iPhone Programming : The Big Nerd Ranch Guide<p>- Cocoa Design Patterns<p>- iPhone App Development : The Missing Manual<p>- The iOS Developer's Cookbook<p>- Cocoa Design Patterns<p>- Head First: iPhone Development<p>Once you start developing <a href="http://www.stackoverflow.com" rel="nofollow">http://www.stackoverflow.com</a> is an invaluable resource
Ray Wenderlich's tutorials are really great:<p><a href="http://www.raywenderlich.com/tutorials" rel="nofollow">http://www.raywenderlich.com/tutorials</a><p>Here's one specifically for High School students:<p><a href="http://www.raywenderlich.com/5600/ios-for-high-school-students-getting-started" rel="nofollow">http://www.raywenderlich.com/5600/ios-for-high-school-studen...</a><p>And another, creating a text adventure game:<p><a href="http://www.raywenderlich.com/11079/ios-for-high-school-students-text-adventure-game" rel="nofollow">http://www.raywenderlich.com/11079/ios-for-high-school-stude...</a><p>And here's Apple's:<p><a href="http://developer.apple.com/library/ios/#DOCUMENTATION/iPhone/Conceptual/iPhone101/Articles/00_Introduction.html" rel="nofollow">http://developer.apple.com/library/ios/#DOCUMENTATION/iPhone...</a><p>There are bunches out there, though--would love it if you report back later on what your favorites were!