Some visualzation stuff, a specialized feed reader app for comics and a web service translating ISBNs:
This e-learning site focuses on a critical, but often neglected skill for business, communication, and engineering students, namely visual literacy, or the ability to evaluate, apply, or create conceptual visual representations.
Comictastic automatically grabs your favorite comics from the web, giving you unprecedented comic reading efficiency.
Use this Web service to retrieve a list of International Standard Book Numbers (ISBNs) associated with a submitted ISBN, based on WorldCat information. Free and subscription versions are available.