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The GD&T Trainer: Professional Edition 3.0

The GD and T Trainer Professional Edition is a virtual classroom in the fundamentals of geometric dimensioning and tolerancing. This computer-based training program contains 28 interactive lessons, quizzes, and a final exam. It provides instant lesson feedback, technical animations that demonstrate concepts, and audio narration. Also, includes over 100 author's comments that give tolerancing insights from GD and T expert Alex Krulikowski.

Pixel Ads Script PHP - Pixel Advertising 2.0

Pixel Advertising is the term given to visual advertisements on the web which have their cost calculated dependent on the number of pixels which they occupy. Pixel advertising gained popularity in the last quarter of 2005 when British student Alex Tew created a web site named The Million Dollar Homepage, and solicited advertisers to buy ad space measured in pixels on the homepage. The price was set at $1 USD per pixel, and there were 1...