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Get flash to fully experience Pearltrees
E-books have been around for a very long time, though modern E Ink devices like the Kindle and Nook have brought this electronic literature to more than just a few geeks with PDAs. I remember reading e-books on a Handspring Visor, perhaps one of the closest things to an iPod touch back in the early 2000s. E-books have enabled people access to a library without the bulk of the actual books.
How to Get Free E-books
Version 2.6. A simple and versatile visual brainstorming software supporting a variety of visual templates and methods (incl. mind mapping). www.mind-pad.com The Headcase Mind Mapper is a reasonably priced mind mapping program that - according to some reviews- is still quite buggy. www.nobox.de
mind mapping software
online lessons
Math-ish
Lectures from the World's Top Scientists
Posted on Thursday June 18, 2009 by Staff Writers By Sarah Russel Unless you’re enrolled at one of the best online colleges or are an elite member of the science and engineering inner circle, you’re probably left out of most of the exciting research explored by the world’s greatest scientists. But thanks to the Internet and the generosity of many universities and online colleges , you’ve now got access to the cutting edge theories and projects that are changing the world in this list below. If you’re looking for even more amazing lectures, check out our updated list for 2012 with more talks from great minds.