In The Overhead Projector: Don’t Overlook It (Part 1), I explained why it’s better to use a projector (be it an old-fashioned overhead or LCD) than to write on the board. Now we turn to how to use a ...
With a seemingly endless supply of clip art on the Internet, you might think there are images available to suit every application and occasion, but that isn't always the case. Just ask anyone who's ...
A lot has been said and written about the earmark Barack Obama sought for a new $3 million overhead projector at the Adler Planetarium since John McCain raised it in Tuesday night’s debate. And a lot ...
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