I have see these on TV ads a bunch and so I did some home work. They look like they might work. Now how the cost runs I do not know.
http://www.aerogrow.com/
I looked up the cost and it would be about 150.00 to get set up and you can grow herbs and lettuce and other things on the kitchen counter.
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Maranatha 
Mat 7:14 Because strait is the gate, and narrow is the way, which leadeth unto life, and few there be that find it.