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How to Draw Watermelon House with 3D PEN for Pet Rat

Discover How to Create a Watermelon House with a 3D Pen for Your Pet Rat or Hamster! In this tutorial, we'll guide you ...
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This amazing 3D-printing pen can also cut, burn, and solder

[youtube =http://www.youtube.com/watch?v=jT2U6epnEZ0&w=537&h-302] 3D printing is like a magic trick that lets you create something seemingly out of nothing, and the ...