Google Blogger - makes it easy to instantly publish weblogs or "blogs." Newest post appears at the top of the page, followed by recent posts in chronological order. Create multi-media rich posts - text, links, pictures, and videos.
Google Docs - easy to use online word processor editor that enables you to create, share, and collaborate. Create, collaborate, share and publish.
Google Earth - downloadable application that works as a browser for all sorts of information on Earth. Uses satellite images to grab, spin, pan, tilt, and zoom down to any place on Earth. Explore every corner, measure distances, create virtual tours and share the tours.
Google Maps - user-friendly mapping tool. Driving directions, local business information, terrain maps, satellite images, 360 degree photographic street view, create custom maps, can be shared and copied, and embedded.
Google Picasa - helps you instantly organize, edit and share pictures. Automatically locates all your pictures and sorts them into visual albums. Make powerful photo editing simple. Allows photos from iPhoto to be uploaded to the web quickly and easily.
Google Scholar - provides a search of scholarly literature across many disciplines and sources, including theses, books, abstracts and articles.
Google Search - in addition to providing easy access to billions of web pages, Google has many special features to help you find exactly what you're looking for. Search for time in London, Chicago Bears scores, definitions, recent earthquakes, unit conversion and more!
Google Sites - create custom webpages, add content, attachments, and embed media. Easy to use editor lets you build a site in minutes using templates, also control over access.
Google SketchUp - become designers who can create 3D models of anything. Dozens of video tutorials and help center, worldwide community for anyone wanting to make 3D models and drawings.
Google Spreadsheet - easy to make online spreadsheet editor that enables you to create, share, and collaborate. Create graphs, share and publish.

Many thanks to Cyndi Danner Kuhn for her help on this project!

100+ Google Tricks That Will Save You time in School This is an amazing resource! All things Google!!!