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 ...

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 ...

Interactive whiteboards work as a technological follow-up to marker-boards and overhead projection screens. On these whiteboards, users can project images from computer software that they can interact ...

The display area can be configured for decorative patterns, ambient color and lighting effects, driver information, subtle ...