Discover How to Create a Watermelon House with a 3D Pen for Your Pet Rat or Hamster! In this tutorial, we'll guide you through the process of designing an extraordinary watermelon-themed house using a ...

2:00 pm April 21, 2016 By Julian Horsey YouTuber Tinkernut has created a desktop 3D printer using a 3D printing pen and a little skilful tinkering for the affordable price of just $65.