As a kid, I was obsessed with Lego. Being able to take simple blocks and make them into complex structures which were just what I had in mind was a very powerful feeling. As a grown-up, I still ...

SketchUp is a 3D modeling application similar to Photoshop or AutoCAD. Unlike these programs, however, SketchUp does not have a grid feature to guide you while you are drawing your models. Instead, ...

CNET contributor Don Reisinger is a technology columnist who has covered everything from HDTVs to computers to Flowbee Haircut Systems. Besides his work with CNET, Don's work has been featured in a ...