I will be updating the lab in a few days. In the meantime, here is the Sketchup Sphere Tool. Download the file provided, and put it in the C:\Program Files\Google\Google SketchUp 8\Plugins folder:
Mr. Eliot's Website
I will be updating the lab in a few days. In the meantime, here is the Sketchup Sphere Tool. Download the file provided, and put it in the C:\Program Files\Google\Google SketchUp 8\Plugins folder: