Just in case you didn't already see this announcement - I wanted to re-share here:
Hello Google Apps Administrators,
To change the language, just scroll to the bottom of the page and click Change language in the footer.
Or, share the following localized site links with your organization:
You can learn more about the changes from the last revamp in our previously posted Learning Center launch announcement.
Enjoy the new localized Google Apps Learning Centers!
The Google Apps Learning Center Team