Make Your Own Metal Detector

How To : Make the x-axis lead screw for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make the y-axis lead screw for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make the y-axis rails and nut for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make the gantry sides for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make the z-axis lead screws for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Find gold in rivers and streams

This film is about gold. Gold diving. Use of the hookah rig to find gold. Gold flakes, nuggets, and platinum nuggets are shown. Gold and platinum are 15-19 times heavier than other streambed materials and concentrate in low pressure areas and cracks that run across rivers and ...more

How To : Make a DIY Cold Air Intake

Instead of paying hundreds of dollars for a cold air intake, make your own version for your car. Cold air intakes can free up about 4 horsepower to the wheels, increase fuel economy, increase torque and make your engine sound better. All you need is a mass airflow sensor adapt ...more

How To : Install a heat sink for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make a Cheap & Easy Prop Skull

Skulls. What spooky Halloween décor or staging of Hamlet is complete without a skull or two popping up? For ghoulish special effect and/or setting a dramatic scene, skulls are absolutely integral. Well, with some artistry, hardware supplies, and a good dose of patience, you ca ...more

How To : Install the software for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Build the motor mount for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Make the stepper motor driver for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Build the y-axis for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Build the z-axis for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

How To : Build a linear slide bearing for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

HowTo : Build Your Own Anti-Slip Ice Claws

Ever experience a devastatingly embarrassing fall on the ice? Perhaps as a child in front of, say, an entire school bus of your peers? (Let's just say I haven't tread lightly on icy sidewalks since the age of 12.) If you've been battling icy terrain this winter, you may want t ...more

How To : Install a foot throttle on your lawn tractor

In this tutorial, we learn how to install a foot throttle on your lawn tractor. First, weld the petal onto the base and create your own holder for the rod so it stays in position. You will have to bolt it down so it stays in place and doesn't move. On the other side, put a hol ...more

How To : Make six different types of flower rosettes

You probably already have a plethora of white t-shirts and plain blue jeans, and while having outfits you can lean on no matter the time of day or occasion, going with the same neutral tones and combinations gets a bit boring (not to mention visually dull) after a while. Spic ...more

How To : Build a mini fridge

In order to build your own mini fridge, you will need the following supplies: a heatsink, a cardboard box, a petier unit, popsicle sticks, standoffs, an AC adapter, scissors, and on/off switch. To begin, attach the petier to the heatsink. Cut a hole in the bottom of the cardb ...more

How To : Make a cheap woodburning stove for camping

Finding yourself in the wilderness where there is no chance of possibly making a fire outside is pretty dangerous. But you can avoid the danger by making your very own cheap woodburning stove for the inside of you shelter. Enjoy! In order to heat the shelter we thought that w ...more

How To : Make dangle earrings

Take an inexpensive earring and use hot pliers to ease it away from the cheap metal fastening. Take a more expensive silver or gold earwire and pull it through the loop at the top of the pendant part. Squeeze the wire closed with the pliers. Using an inexpensive earring part a ...more

How To : Understand & calculate density

In this episode of Science Theater Dr. Carlson helps you understand the concept behind Density and how it relates to Mass and volume and how to calculate the Density of a substance if its Mass and Volume are known. The Density of various metals is demonstrated using aluminum, ...more

How To : Bleed car brakes with a one-person brake bleeder

One day, your car may break down and you won't be able to afford to hire a mechanic, so what do you do... you look on the web for some how-to vehicle repair videos and become your own car mechanic, that's what. You don't need any advanced training to perform repairs and simple ...more

How To : Build a steadycam for small hybrid digital cameras

Need to shoot a film for class and realized you don't have a Fisher Dolly and your cinematographer's hands are a little to shaky for what you would consider good filmmaking? Well, this video tutorial will show you how to make your very own steadycam. Check out how a nautilus d ...more

How To : Build custom radiator covers

Is your house heated by big clunky radiators? Are they eyesores that are taking up valuable space in each room? If so, you can build custom radiator covers that will attractively hide the metal monsters and provide you with a convenient shelf for storage or decorative pieces. ...more

How To : Install a metal peg board

Tim Carter gives a few tips on how to install a metal peg board. These steel modular panels have holes like regular pegboard, but it uses these new fantastic pegboard hooks that interlock into vertical slots. So when you put a tool on or take it off, the hooks do not come off. ...more

How To : Pick Basic Tumbler Locks

Professionally and academically speaking, I am a computer scientist, but I also enjoy lock picking as a hobby, so I thought I would share what knowledge I have with this. Before we start doing anything, first we need to understand the fundamentals of how locks work and then ac ...more

How To : Things to Do on WonderHowTo (11/9 - 11/15)

WonderHowTo is made up niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. This week: mathematical sculptures, burning Xb ...more

How To : Things to Do on WonderHowTo (05/23 - 05/29)

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most ...more

Make Your Own Nitrous Oxide : Hilarious Science

If you've ever had teeth removed/minor surgery, you most likely received some laughing gas, or nitrous oxide. This gas creates a happy, lightened feeling, and causes instant laughter. In this article, I'll show you how to make some. BUT BE CAREFUL!!! DO NOT proceed in this exp ...more

How To : Things to Do on WonderHowTo (01/11 - 01/17)

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. This week has been an exciting one. The com ...more

How To : Make a Programmable Piano in Minecraft

There are many impressive accomplishments in Minecraft, too many to name in fact. Sprawling builds, complex machines, and massive servers are the hallmark of Minecraft and things keep getting bigger and better. No one doubts the epic scale Minecraft has reached, but every once ...more

News : World's First 3D Printed UAV Takes to the Skies

The use of unmanned aerial vehicles (UAVs) has been widely used by the military for surveillance and reconnaissance missions—even armed combat. But there are other beneficial applications of an unmanned aircraft, such as search and rescue operations, scientific exploration, lo ...more

News : Trade in Your Grill for Japanese LED Teeth

In the far away land of Japan, gold is out, glow-in-the-dark is in. LED "grills" were recently conceived of by two Japanese designers/hackers for a winter advertising event at clothing store Laforet Harajuku. The LED teeth attachments quickly became a hot item. Foreseeably, on ...more

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