Mobile App
Adding Screens http://puravidaapps.com/tribblehunter.php
Databases http://appinventor.mit.edu/explore/ai2/custom-tinywebdb.html
Taking Photos http://appinventor.mit.edu/explore/content/media.html#Camera
Creating Groups/Lists http://beta.appinventor.mit.edu/learn/tutorials/textgroup2/textgroup2.html