Make your own backyard biodiesel. It’s easy to make a small batch that will work in any diesel engine. You won’t need any special equipment–an old juice bottle will serve as the “reactor” vessel–and on such a small scale, you can quickly refine your technique and perform further experiments.>br> Thanks go to Rob Elam for […]
Reuse a crashed hard drive or two for a set of wind chimes. Easy to make and sound great. From Make Volume 12 by Thomas Arey. View the PDF
Get surprisingly good sound from disposable picnicware. From Make Volume 12 by José Pino. PDF
Create a nightime chorus of crickets by modifying an ordinary solar powered yard light. From Make Volume 11 by Michael F. Zbyszynski. PDF
With a few empty soda bottles and some PVC pipe, you can build a high-performance water rocket. From Make Volume 5 by Steve Lodefink. The basis for this project’s launcher design is the Martinet Launcher PDF
