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DIY simple rat trap from cardboard

Simple Rat Trap from Cardboard In this video I show you how to make a simple rat trap from cardboard. This trap made from two parts connected with thin string powered by small electric motor! This ...
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How to make hydraulic powered robotic arm from cardboard

How to Make Hydraulic Powered Robotic Arm from Cardboard In this video I show you how to make robotic arm from cardboard, ...

I 3D printed my family a board game for Christmas, here's how it went

My family adores Catan, and it just so happens that there are numerous free files that allow you to create a fully 3D version ...