2 Volt

How To : Make a miniature fog machine with dry ice

For great looking fog, you no longer need to go to the local film prop store or Halloween store (which is almost always closed 11 months of the year). You can make your own homemade version of a fog machine. Okay, it's not as strong as a electric-powered fog machine, but if y ...more

How To : Make sparks without matches or a lighter

How to make sparks without matches or a lighter If you camp a lot there is a good trick for making sparks without matches or a lighter. The biggest key to making a fire is to be able to do it when stuff is damp and wet. Lighting a fire in damp circumstances can be hard. You ca ...more

How To : Make a fog machine with a household iron

Liven up your parties by making your own fog machine, using items that you can find around the house. You Will Need * An iron * Two aluminum roasting pans, about 5 inches deep or deeper * Scissors * Aluminum foil * A hot-glue gun * 7 lbs. pebbles or gravel * A 20-oz. plastic b ...more

How To : Build a Leyden jar and use a capacitor

Simple yet effective, capacitors come in a dizzying array of forms and materials, vital to so many circuits for storage, timing, and filtration - the mighty capacitor! In this installment of the MAKE presents series, Collin Cunningham explains - how to build a Leyden jar, how ...more

How To : Build a personal weather machine

Plug this baby into your FiOS-powered computer and simulate the real-time climate of any location in the country -- rain, lightning, fog, sunshine. Get creative -- got any new weather effects you've figured out how to add to your Personal Weather Machine? We'd love to hear ab ...more

How To : Use a breadboard, also known as a protoboard

This two-part video introduces you to the breadboard, also called a protoboard, used to build electronic circuits without soldering. The first part of this presentation describes the features of a breadboard. The second video continues by showing you how a breadboard is used ...more

How To : Build a robot that scribbles on paper

This video explains how to build a robot with the basic ability to scribble on paper. The narrator gives website addresses for more examples on completed robots and various information on the subject. The Robot is built using a plastic cups and wooden sticks for legs and suppo ...more

How To : Make the world's loudest alarm clock

In this video, we learn how to make the world's loudest alarm clock. If your alarm clock does not wake you up, this is for you! First, you will need to take apart your alarm clock and find the wires that are connected to the tiny speaker that is inside of it. After this, grab ...more

HowTo : Get All the Ladies with a Motorized Couch

Or at least that's what Nick Homer and Stewart Clyde, students at Brigham Young University, claim. Nick and Stewart say: "Of course we get all the ladies..." But sadly their chick magnet has been banned: "Two twelve volt car batteries power the broken wheel chair moving the ...more

How To : Keep a paintball gun from firing

Paintballing is a very popular sport. A paintball gun, actually called a paintball marker is demonstrated and talked about in this video by Michael Glatzer. The marker in the video is bright and flashy so that it does not look like a regular firearm. Michael will be able to us ...more

How To : Start a fire with steel wool & a 9vt battery

This video shows the viewer how to start a fire using a steel wool and a 9 volt battery. This is done by first selecting a charge battery and clean steel wool. The gently rub the battery terminals across the steel wool and blow gently. The wool should glow and become superheat ...more

How To : Change the actives pickups battery on a guitar

The guy in the video starts out explaining that, over time, his guitar has started to sound a little funny. He thought maybe it was a cord or wire shorting out, but it turned out to be the battery. He shows us how to change that battery. You are going to need a Philips head sc ...more

How To : Make a lemon battery

VieDo expert Alan Puccinelli shows us how to make your own battery with a simple lemon. You might think it's impossible, but if you follow the instructions in this tutorial, you will find out that it is actually really simple. The video gives you a lot of information about ele ...more

How To : Make fire with just steel wool and a battery

This video tutorial will show you a detailed way to make fire with steel wool and a battery. This is a great way to start fires on camping trips or for emergency situations. Just makes sure you carry some steel wool and a 9V battery on you at all times, or maybe just in your r ...more

How To : Curdle milk with a battery and salt

Don't just drink your milk... have fun with it! Check out this science experiment video to see how to curdle milk with a battery and salt. This experiment can be done by anyone with a few simple materials... milk, a 9-volt battery, a small glass or plastic cup, salt and a stir ...more

How To : Make a tattoo machine

Somewhere in between prison tats and a professional tattoo gun, comes the tattoo machine in this how-to video. You will need a tape deck motor, a stereo fly wheel, a 12 volt charger with different settings, a bobby pin hair clip, a brace, a wide pen, and a screw. Since most of ...more

How To : Transfer sound over a laser light

Check out this low cost project. This video will show you how to transfer sound over light! Yes, this is possible. You'll transfer a sound with a distance of 5 meters, but you may experiment on greater distances if you'd like. You'll need a laser (or an LED) for this audio pro ...more

How To : Make a lamp out of a USB cable

Trick Life demonstrates how to make a lamp out of a USB cable. To make the lamp, cut the end off the USB cable, strip the wire and separate the black wire from the red wire. Attach the wire to a box using a soldering iron. Attach a six volt bulb to the wires. Insert the appara ...more

How To : Make a hovercraft for less than 5 bucks

In this how-to video, you will learn how to make a hover craft from a meat tray. You will need a meat tray, a piece of cardboard, a 9 volt battery, tape, a propeller of some sort, a motor, and two tires. All you have to do is assemble the motor so that it connects to the batte ...more

How To : A Hacker's Guide to Programming Microcontrollers

While hackers know and love the Raspberry Pi, many don't know of its cheaper cousin, the microcontroller. Unlike a Pi, which can be used more or less like a regular computer, microcontrollers like the Wi-Fi connected ESP8266 require some necessary programming skill to master. ...more

News : This Really Is the Coolest Cooler Ever

I honestly believe that everyone on earth owns the same blue cooler—you know the one. Cooler technology hasn't changed since the '50s, and frankly, it's time to mix things up, with a built-in blender perhaps? With the Coolest Cooler, it's actually possible! The Coolest Cooler ...more

Robot Basics : Using an H Bridge to Move Your Bot Backwards

I love robots. They have the potential to evolve into Asimovian destroyers of the human species, but have only just mastered the art of cleaning my rug. They have an ever increasing cool factor and a growing number of cheap and simple components that let the hobby roboticist r ...more

News : Turn your monitor into a hi-voltage Kitty fence

The unrestrained joy of How-To cleverness. This subversive video shows you how to transform that old CRT monitor into a 30,000 volt fence. I apologize. This screen grab gives away the understated punchline to this otherwise sober minded tutorial. Notwithstanding, this little ...more

How To : Make a Fire Wire (Easy Steel Wool Fireworks)

Once you've reached an age where sparklers are no longer fun, it's time to upgrade to science and steel wool. It may be basic chemistry, but as you'll see in the video, simplicity can amaze more than complexity, as well as create some really impressive fireworks that are perfe ...more

How To : Make a pair of high-tech night vision sunglasses

In this video tutorial you will learn how to make a pair of high tech night vision sunglasses. You will first need a pair of 100% clear sunglasses with nothing but UV protection. Then two sheets of theatrical photo gels, one congo blue and one primary red. Using the gasses as ...more

News : The Thrill of Burning Steel Wool

WonderHowTo favorite NurdRage once again triggers the inner mad scientist in all of us (well, all of us WonderHowTo-ians at least). Below, watch what happens when steel wool- found in every common household Brillo Pad- is lit on fire. "Normally we do not think of iron as bein ...more

How To : Make a lighted holiday bow

What a unique bow. Your gifts will be beautiful under the Christmas tree. Materials you will need are: plastic wrap, hot glue, LEDs, scissors, pliers duct tape, glue gun and glue, toothpicks and 3 volt batteries. First you take the plastic wrap and cut it about 5 times the siz ...more

How To : Achieve good soldering joints

Learn how to solder wires with this video. Clean the area to be soldered, scraping the wire down to bare metal and then wiping it clean with alcohol or acetone. Use rosin-core solder for electronic applications. This solder normally comes in coils. Tin (coat with solder) the s ...more

How To : Use the Gold Medal X-15 Cotton Candy Floss machine

This video demonstrates how to make cotton candy using the Gold Medal X-15 machine. Plug in the three-prong chord in its own independent jack. Use a heavy duty three-prong extension cord if needed. Remove the clips from the net and spread the net around the inside of the pan, ...more

News : Super Eco-Car Gets 2,752 MPG

The upcoming Shell Eco-Marathon promises to unveil vehicles that will blow current fuel economy standards way out of the water. California Polytechnic State University is one of the most promising contenders, with a vehicle that gets 13 times the 230 mpg General Motors promise ...more

News : Pentagon Funds Real Life Spider-Man Technology

Chemical engineers at Cornell have created a small device that may one day turn troops into real life spider-men. The device would cradle in the palm of the hand, allowing troops to scale walls. It uses an adhesive inspired by the Floridian leaf beetle, an insect that "can adh ...more

How To : Recycle batteries

Those old cell phone and laptop batteries staring you in the eye? Don’t worry, recycling them is easy. Step 1: Collect your leftover batteries Collect all your leftover batteries. Rechargeable batteries from cell phones and laptops are especially important to recycle since th ...more

How To : Install low-voltage outdoor lighting

One of the most simple and cost effective ways to liven up your landscaping is through subtle illumination. Low voltage lighting is simple to install and offers many benefits including ambiance, safety and security. They can be used to illuminate a walkway or to lighten up you ...more

How To : Install outdoor low voltage lighting

One of the most simple and cost effective ways to liven up your landscaping is through subtle illumination. Low voltage lighting is simple to install and offers many benefits including ambiance, safety and security. They can be used to illuminate a walkway or to lighten up you ...more

How To : Make an Electric Firebolt

A lot of my hacks use salvaged parts from an old microwave, with the microwave oven transformer (MOT) being the most useful component. In this "Quick Clip," I'll be using a MOT again (a dual MOT stack) to make deadly flame-looking electricity jumping around midair. This scien ...more

  • Hot
  • Latest