• OpenOffice
  Better than Microsoft Office and completely free.
  OpenOffice.org: The Free, Open Source Office Suite
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• Project Gutenberg
  Project Gutenberg is the oldest producer of free e-books on the Internet. Our collection was produced by thousands of volunteers. There are 20,000 free books in the Project Gutenberg Online Book Catalogue. If you don't live in the United States, please
  Project Gutenberg has 36,000 free ebooks for Kindle, Android, iPad, iPhone.
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• Six steps for learning difficult subjects quickly
  
  Here's a strategy I've found useful for learning dry and difficult material quickly. At various times, I've used it to build up my knowledge of subjects like economics, investing, writing and computer programming languages. Some people have been surprised at how fast I can learn these kinds of skills, but I think anyone can do it with the right plan.
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