Overhead projectors use a bright lamp and mirrors to display text or images from a transparency sheet on a wall or screen. If your projector displays a shadow when projecting, you must troubleshoot ...

PowerPoint helps you organize presentation materials, integrate animations into your slides and print handouts for a lecture. With all its functionality, it is a good tool for multimedia presentation, ...

If you're looking for a way to liven up your home's walls you can easily and inexpensively paint decorative accents if you have access to an overhead projector. Just photocopy the pattern you want ...

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 ...

UBIT will retire overhead transparency projectors in UB centrally-scheduled classrooms as of Fall 2016. If you’ve never used a document camera in the classroom, now is the time to get acquainted. IT ...