When my 2nd grader needs to know the meaning of a word, I tell him to use my iPhone to ask Siri, an artificial intelligence program that's always happy to look it up for him. Siri, in turn, uses the free online program Wolfram Alpha, one of the most powerful data analysis tools in the world. If you enter into the Siri (or Wolfram Alpha) search box, by text or voice, "arable land in world divided by world population," in less than a second the phone or computer will find the relevant data; do the calculations; provide the answer—in square miles, acres, square feet, and hectares per person—and cite you its sources.
1More
Splitting Your Audiobook Recordings into Chapters Using Audacity | Suite101.com - 0 views
5More
The Innovative Educator: You can never replace the teacher. Or can you? 10 ways to lear... - 0 views
Seth's Blog: Simple thoughts about fair use - 4 views
1More