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 ...

BOULDER - The University of Colorado Boulder has decided to party like it's 2015 by collecting the campus' overhead projectors into a technologically outdated graveyard for recycling. Currently there ...

PLAINVIEW, Texas (KCBD) - Remember the days of overhead projectors? They were in every classroom. Wayland Baptist University saved all of those clear, plastic sheets, also known as transparencies. It ...

Visible even next to lamps or sunlight. Vivid HDR at night. Up to 150-inch screen. ALR screen enhances picture quality. No overhead mounting necessary. Expensive. Picture quality still not great ...

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 ...