The 13,000 or so educators and school technology personnel who gathered in Chicago June 25 to 27 for the National Educational Computing Conference (NECC)--the nation's largest ed-tech event--saw an array of solutions designed to make computing nearly ubiquitous in schools.

Wireless and handheld devices abounded, as vendors pitched the common themes of one-to-one computing, instant communication, and anytime, anywhere learning (see Special Report, page 35).

"We started with computer labs,


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