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.

While data projectors are popular tools for business meetings, the overhead projector still has some significant benefits. For interactive presentations, an overhead projector lets you write ...

Apparently, there’s some sort of sporting event being televised this weekend that has been historically used as an excuse to buy a big-screen TV. [Joel] wanted a huge-screen TV on the cheap, so he ...

Making an Overhead Projector Wireless. When you're using a projector to display presentations, videos or other media, you're typically limited to keeping the projector in one static location so ...

A key to keeping students on task is closing their window of opportunity to get off task. And never is that window more wide open than when you turn your back to write on the board. Case in point, my ...

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 ...

John McCain has frequently criticized Barack Obama for a $3 million earmark for an "overhead projector" for a planetarium in Chicago. Paul Knappenberger, president of Chicago's Adler Planetarium, ...

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 ...

I don't like using PowerPoint in the classroom, so I usually use a blackboard or an overhead projector. What I'd like to do is write on a projector-connected iPad, have the screen content ...