====== Programmieren ======

===== jquery =====
  * http://try.jquery.com/
  * http://codecademy.com/

===== Prozessing =====
  * http://sketch.processing.org/
  * http://processingjs.org/learning/


===== Arduino =====
  * http://www.arduino.cc/
  * http://www.arduino-tutorial.de/
 

====== HTML 5 ======
  * http://www.youtube.com/watch?v=Gtn807pq1Vs 
  
====== PHP ======
  * http://www.php-kurs.com/
 
==== Java ====
  * http://codingbat.com/java
  * http://docs.oracle.com/javase/tutorial/java/javaOO/index.html

=== Sprachenunspezifisch ===
  * http://projecteuler.net/
  * http://www.codechef.com/