Discover how to build a simple DIY projector using everyday materials like cardboard and a small flashlight or laser pointer.

Need a high definition projector? Don’t have a thousand bucks sitting around? Then this hack is for you! [TheJinxster] threw together this awesome HD projector, and it cost him absolutely nothing to ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Recently, our special teams coach for Bates College football approached me with what seemed to be ...

A large LCD is entirely unsuitable. Light (especially high intensity of the sort used for projection) makes heat. The more light that must be "filtered away" the more heat you must be able to transfer ...

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 ...