This confectionery hacking how-to video demonstrates that, with an electric motor, juice lids, battery and sugar, you can make your own cotton candy machine. Don't wait for a carnival or fair to get y ...
This instructional video shows how change traffic lights from red to green, using science, and without actually having to know anything about magnetic fields or properties! Save gas, time, and frustra ...
Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of headphones, photocell, a recording device, and the step-by-s ...
Want to boost your WiFi reception? Have an extra wok or parabolic collander? This video tutorial demonstrates a simple hack that will allow you to build an effective radio antenna that will significan ...
A piece of homemade spy gear - learn how to make a belt with a disposable camera attached to it. ...
Hard drive dead? All is not lost. You can still make a refrigerator magnet out of it. Learn how to remove a rare-Earth magnet from your old or dead hard drive. ...
Want a safe place to hide your stash? Here's how to build a miniature electronic safe out of an Altoids tin and a Hallmark musical greeting card. ...
For under $20 in parts, build this condenser microphone yourself at home. ...
This instructable will tell you how to get a 3 in. flame out of a lighter, and turn it into a mini flamethrower without breaking it or anything. ...
Your Flashlight battery are DEAD!! You have C batteries available. We will show you how to use them as D batteries. ...