Saturday, March 27, 2010
See the video:
Thursday, March 25, 2010
Friday, March 19, 2010
(Via AL Direct)
Wednesday, March 17, 2010
Robert Weis and Brittany C. Cerankosky (2010, March). Effects of Video Game Ownership on Young Boys’ Academic and Behavioral Functioning. Psychological Science.
Brown Center on Education (2010). Brown Center Report on American Education. Wsahington, DC: Brookings Institution.
In reading proficiency, boys lag by at least 10 percentage points in some states, while girls have caught up in math, a study finds.
Center on Education Policy (2010). State Test Score Trends Through 2007-08, Part 5: Are There Differences in Achievement Between Boys and Girls?
* Online access to the library catalog: 72% elementary and 82% secondary provide it for all students (6% elem. and 2% secondary for some)
* Online access to databases: 60% elementary and 68% secondary provide it for all students (10% elem. and 6% secondary for some)
* 89.5% libraries have automated circ systems, and 87.2% have these systems for student and faculty use
* The average # of computers is 12.2 in elementary and 26.4 in secondary libraries, and almost all have Internet connectivity
Other school data deals with instructional and administrative tech use.
Education Week (2010). Technology Counts 2010.
Tuesday, March 16, 2010
Friday, March 5, 2010
"WHEN the Sloan Digital Sky Survey started work in 2000, its telescope in New Mexico collected more data in its first few weeks than had been amassed in the entire history of astronomy. Now, a decade later, its archive contains a whopping 140 terabytes of information. A successor, the Large Synoptic Survey Telescope, due to come on stream in Chile in 2016, will acquire that quantity of data every five days.
Such astronomical amounts of information can be found closer to Earth too. Wal-Mart, a retail giant, handles more than 1m customer transactions every hour, feeding databases estimated at more than 2.5 petabytes—the equivalent of 167 times the books in America’s Library of Congress. Facebook, a social-networking website, is home to 40 billion photos. And decoding the human genome involves analysing 3 billion base pairs—which took ten years the first time it was done, in 2003, but can now be achieved in one week" ....
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