DIY whistle
3D cube illusion
Throwing knifes
DIY tractor
Today I'm gonna show you a really cool handmade device. Large, heavy, 99% of steel, smoking, roaring, you can ride on it. Do you already you have and idea? Right, it's a tractor !!!
How to make a tractor
This article describes a simple version of a single-cylinder homemade steam engine with slide valve.
If the title does not scare you, read it full.
How to build a steam engine