Editions included:
Standard, Premier, Education, Team, Partner Edition and Google Apps for Government

How to access what's new:
Download

For more information:
http://www.google.com/support/calendar/bin/answer.py?answer=89955

Note: If you’re already using Google Calendar Sync, you’ll need to download and install this new version in order to be able to sync with Outlook 2010. This is a standalone sync tool for Google Calendar only.

For more syncing options, please review the information on Google Apps Sync for Microsoft Outlook® at http://mail.google.com/support/bin/topic.py?topic=23333.