Companies have programs that donate surplus working equipment to schools and needy families. So before you claim all those webcams for a project, why don't you see if you can actually donate them for a worthy cause. Just because you have a ton of webcams doesn't mean you should do something wacky like this: http://graphics.stanford.edu/projects/array/

Hello Scotch Tape and Pencil Lead! http://www.technologyreview.com/Nanotech/20558/