Solar Water Heater from scratch
Very well done.
A Raspberry Pi Multispectral Camera
Solar Heater for My Shop
3 Ways to Add Curb Appeal to a Garage Door
Beginning Woodworking: Making a Bench Bull - a Basic Miniature Multipurpose Workbench
Awesome instructable. The basic difficulity of a Stirling Engine, is that the working fluid must be heated and cooled from an external supply of heat and cold. Here is very good guide for everyone.
Looks nice !
How much thrust, in newtons or pounds, does this engine produce?
Homemade rocket with rocket fuel and engine
5 Ways to Remove a Stripped Screw
Nice ideas. I found an Impact screwdriver works very well too
Very clever. I think if you paint the bristles green and stick some fake flowers on it, maybe paint the base a flowerpot like colour, people might have a hard time telling it was a broom.