Category Archives: Crafts

Paper Tube Rolling Machine

An important item to build black powder rocket motors is strong parallel rolled paper tubes. Paper tubes have an number of advantages for rocket motors. They are inexpensive especially if you make them yourself. They are biodegradable and if the … Continue reading

Posted in Crafts, DIY, Machine Shop, Pyrotechnics, Uncategorized | 4 Comments

Building A Sand Muller

To do sand casting a muller is almost a necessity. It is difficult to mix up foundry sand either green sand or oil bonded sand without a muller. I have been thinking about how to build a muller for some … Continue reading

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CoCoRaHS sign

I have wanted a sign for my weather station for some time. Signs for CoCoRaHS has just become available so I ordered one. They made the sign with room at the bottom to put your station number. This article is … Continue reading

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CNC Laser Cutter / Engraver Build

I see a number of articles on the WEB about using a blue laser around 2 watts for cutting and engraving. A lot of times the laser is attached to a 3D printer. Now I have a 3D printer but … Continue reading

Posted in 3D printing, CAD, CNC, Crafts, DIY, Electronics, Machine Shop, Software | Tagged , , | 4 Comments

3D CAD

Around about the time I got my 3D printer working I saw that the University of Iowa was offering a Senior College course “Designing and Manufacturing with Computer Modeling and 3D Printing”. That sounded useful so I signed up for … Continue reading

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3D Printer

Like all of my blog posts this article is not intended to be a how to tutorial but rather just my experience and observations in building a 3D printer. A few months ago I decided that I wanted to have … Continue reading

Posted in Crafts, DIY, Electronics, Machine Shop, Metal Working | Tagged , , , , | 2 Comments

Soapmaking 101

Several years ago we purchased half a beef from a local farm. Along with the meat the processor gave us several buckets of lard. The meat was quickly eaten by our family but the lard languished in the freezer until … Continue reading

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