Do a Motor

How To : Fit pistons into their connecting rods

If you're in the process of rebuilding a motor, and have gotten your old pistons cleaned (or bought new ones) it's time to install the rod pins into the connecting rods to connect with the pistons. This video shows you how it's done then they will measure the pistons to determ ...more

News : Inspire Your Kids to Cook with a Safe Mini Knife Set

When you have a parent who cooks—and has you act as sous chef—the kitchen automatically becomes a less intimidating place. In other words, kids who know their way around the kitchen will most likely become adults who cook for themselves, which also means that they'll eat more ...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

News : Piss’d Off Pete, the $100K Super Hot-Rod Hauler

After 3,000 man hours and $100 grand spent, 49-year-old Randy Grubb of rural Oregon turned this old junker long-haul truck... ...into this truly breathtaking beauty (who goes by the name of Piss’d Off Pete): Here are the specs, via PopSci: DESIGN "Grubb opted for thinner t ...more

How To : Build a Star Wars Lightsaber (Infographic)

There are many ways to make a lightsaber. You can turn a flashlight into a steampunk lightsaber, you can make a lightsaber from junk, and you can make one that looks totally real (if you've got the money and time). Heck, you can even make one in Photoshop. And now you can make ...more

How To : Apply paint wash weather effects on an RC airplane

Check out this five-part video tutorial on how to apply paint wash weather effects on an RC airplane. If you like building engines and bodies for remote-controlled vehicles (airplanes), then this will definitely help you out, just by learning how to apply some black wash to we ...more

How To : Make the world's simplest homopolar engine

Learn how to make the the simplest homopolar motor there is with just a regular battery, a small watch battery, and a formed copper wire. This is really as simple as a homopolar motor gets. Two batteries and some wire... that's it!

News : Door Locked? Send a Text Message & Open Sesame

When choosing a security system for the office, Billy Chasen decided to ditch the traditional lock & key barricade for something a little more 21st century. He hacked together a device that uses a web server, servo motor and some parts from Home Depot to enable locking & unloc ...more

The Art of Farting : Extreme Jedi Anus Control

Nearly all humans (admittedly childishly) admire the ability to emit uncannily musical armpit or hand farts, or even rarer- mouth fart motor engine aping. However, it is the rare occasion that a performer's gaseous-sounding melodic notes are indeed truly gaseous (meaning liter ...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

How To : Waterproof a remote controlled vehicle

If you call yourself a hobbyist or a kid at heart, you know that remote-controlled vehicles are more than just fun. If you're a serious R/C man, you'll know all about doing everything to your model truck or car, like fixing wheels, vamping the pinion gears, waterproofing, trou ...more

News : Remote Control Your Lawn Mower

Time to make those lazy Sunday afternoons even lazier. Instructables member johndavid400 has posted a full HowTo on modding your lawn mower to operate via remote control. " ...How to make your Arduino into an R/C interface that you can use for just about anything requiring re ...more

How To : Unjam a garbage disposal

Learn how to safely and properly unjam a garbage disposal unit with this interactive video from Ace Hardware. See several methods for removing jammed objects from the disposal and how to reset the motor. Unjam a garbage disposal. Click through to watch this video on iskills.com

News : Pedal-Powered EL Wire Night Bike Light

Instructable user samsmith17's solution for riding in the dark is a lot snazzier than your typical bicycle light: "This summer I realized that you don’t need a driver to run your el wire if you’re putting it on a bike. I hooked a stepper motor up to a transformer from an old ...more

How To : Pull a Twitching Dead Rat Prank

Know someone that's terrified of rats? This twitching dead rat prank is perfect for you then. Great for Halloween or April Fool's Day. You just need a stuffed rat, a rattrap, vibration motor, AAA battery holder with batteries, and a piece of straw. Oh, and fake blood, too! Vid ...more

How To : Make a wooden propeller

To carve a wooden propeller first join six pieces of wood together to form a block. Mark the outline of the propeller on the block in pencil. Use a hand chisel and hammer to form the rough shape of the propeller. Once the rough shape is complete use a motorized hand grinder an ...more

News : Turbo Jet Engine + Shopping Cart = Insane LOLrioKart

From Jalopnik: The LOLrioKart is outfitted with..."a hundred pounds of Ni-Cad batteries in the lower tray, a crude steering rack up front, pneumatic tires all around and some power-electronics to control a 15 HP Etek pancake motor hooked to a sweet custom differential at the ...more

How To : Use Real Steam Power For... Robots?

First off, let me say this—using real steam power is dangerous, and heavy, and just generally not worth it when you have modern alternatives. Except, you know, if you're a Steampunk. Or this guy: Video: . The guy in the above video makes some awesome gadgets, which are unfortu ...more

How To : Troubleshoot basic electric errors in RC

This video will help you diagnose and troubleshoot on a basic level, your electric kit. I get asked alot "please fix my rc" and the main issue is that people do not understand how their rc works. While using a multimeter, I will show you how to diagnose battery batteries bars, ...more

How To : Use different drive modes in the 2010 Toyota Prius

In this tutorial, we learn how to use different drive modes in the 2010 Prius. The Prius offers a smooth and gentle ride, and new technology lets you tailor the driving experience to your needs. All you have to do is press the button and let the car do the rest. The EV mode le ...more

Neuro-Fashion : Wiggling Cat Ears with Brainwaves

While most people go to great lengths to conceal their emotions, Japanese company Neurowear is offering a product that would reveal states of tension, excitement and relaxation—all by the up-and-down motion of a pair of cartoony cat ears. Necomimi is a "new communication tool ...more

How To : Perform a general neurological exam on a patient

As a doctor, sometimes it will be necessary to perform a neurological examination of your patient to rule out any neurological disorders. Your objective is to identify abnormalities in the nervous system, to differentiate peripheral from central nervous system lesions, and to ...more

How To : Start a gas powered RC plane easily

When getting into RC planes the hardest part is actually putting together the plane itself. But don't just pull the cord to try to start the engine, there are a few steps that you will need to go through first. In this video you will get a full walkthrough of how to prep the p ...more

News : Carnivorous Furniture Eats Flies and Mice for Energy

PETA wouldn't consider James Auger and Jimmy Loizeau's ingenious flypaper clock very eco-friendly, but I might beg to differ. The clock doesn't require any electricity or batteries. Instead it captures flies and converts the bodies of the dead insects into energy. Eight dead f ...more

How To : Troll with planer bobbers to catch catfish

Check out this instructional video to learn how to troll for big catfish with planer bobbers. Watch how to rig bait cast and fish with planer bobbers for big catfish. If you have a boat and like to catch catfish, get some planer bobbers. You drift or save gas by using the elec ...more

HowTo : Make a Flashlight That Will Last Forever

That's right, no batteries required. Ever. Instructables user brunoip demonstrates how to make a flashlight that uses a "small stepper motor to generate energy and many capacitors for keep it stored for several seconds". Click through to learn how to make-it-yourself!

How To : Install two stroke pistons in a Honda DIO scooter

This engine modification tutorial gives some tips on installing or taking off your two stroke pistons from the crankshaft in a Honda Elite DIOS scooter motor. Always keep the parts clean and take your time and do the job right. Remember that the piston always goes on with the ...more

HowTo : Build a Poor Man's Chevy Volt

Wish you could make the shift to electric or hybrid, but you can't afford it? If you've got more than a few free weekends on your hands, you may want to consider undertaking Benjamin Nelson's ambitious (to say the very least) car conversion project. First, Nelson outlines in ...more

News : 2009's Most Amazing Scientific Images

Popsci has posted 2009's most amazing scientific images, and there's quite a few great ones in there. A few of our favorites below, click through for all 62. In short, Cow Farts. "Scientists measure methane at the source: In a lush pasture near Buenos Aires, this cow and its ...more

How To : Replace the Dryer's Idler Pulley

The dryer’s idler pulley provides tension to the dryer’s drum belt so the belt won’t slip when the drum is turning. It can become faulty over time due to increased friction. If your dryer is making a squeaking or squealing nose then the idler is probably faulty. Replacing this ...more

How To : Drive a Go Kart

Karting is one of the most exciting and exhilarating activities you could wish to take part in. There are very few things quite like the thrill of buzzing along at up to 50 miles per hour at only 5 cms off the ground! Here is Videojug's guide to the techniques that will get yo ...more

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