At Purdue University, faculty tested the usability of wireless PDAs for quizzing functions in a large-enrollment course. Linked to WebCT’s testing engine, the tiny PDAs offer giant savings in ...
Sennheiser’s SpeechLine Digital Wireless is the perfect microphone system that simply works, every time. The system is designed specifically for speeches, lectures and presentations, and is optimized ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...
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