Google Series 3 "Google Scholar"

Google Scholoar is that searching thesis and scholarly papers.
Google Scholoar can search all over the world and know a library.

This service is important to man of the sciience course!!

Google Series 2 "Google Code"

Google Code used to search the API and source-code.
For exsample, Geogle Code find Google Maps API, Google Earth API and Google Book Search API.

I like this service becouse it can study programming.

Google Series 1 "Google Alerts"

Google Alerts used to search the web for interesting new content.
Google Alerts teach you form email. If your choice topic is updates, it's google results send you.

I think that it is very convenient!!