I know its not the same as the more expensive 3D Printing machines but

3D Printing
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I know its not the same as the more expensive 3D Printing machines but found it interesting just the same and it is gaining momentum.
http://imsharingthis.com/3doodler-3d-printing-pen-product-review/

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Remember what you are saying is equal to saying “I know it isn’t as fancy as a inkjet printer, but i found this ball point pen interesting”