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How To: Breadboard a DIY USB power supply

While breadboarding may seem like some odd combination of snowboarding and consuming the fluffy pastry at the same time, it's actually just the technical term for using a construction base to build a prototype electric circuit. Breadboards are solderless so they're great for circuit design and are reusable.

How To: Build a beam bot twin motor robot base

This robot is BEAM bot inspired. First we build up the Motor Drive, an excellent and cheap Robot Bot-Base. We start with the Tamiya kit, get it going, then strap on a battery and a drag wheel, center the drag wheel. Tape it all in place with bright yellow tape and make a BEAM Bot with batteries. Plans for this BEAM framework are to add smarts.

How To: Solve a Rubik's Cube puzzle with Dan Brown

Erno Rubik's Magic Cube is a puzzle that's been frustrating people since its release in the early seventies. Erno's mystifying three-dimensional puzzle cube consists of 6 faces, 26 cubes and 54 stickers of solid colors (traditionally white, red, blue, orange, green, and yellow). The Magic Cube morphed into what is now known as the Rubik's Cube, and is one of the best selling toys on the market today.

How To: Build an electromagnet

This video demonstrates the relationship between electricity and magnetism and shows how to construct an electromagnet using a 4 inch iron nail, 5 meters of copper wire and a 1.5 volt AA battery. Electromagnetism was discovered by the Danish scientist Oersted. Electromagnetism is the science behind electric motors, solenoids, speakers and electromagnets.

How To: Make a fish man movie or Halloween costume

The video is an episode of Indy Mogul. It opens with a man who tells us the topic of this show is to help people make fake prosthetics for a fish-man costume for Halloween. After an intro showing us that the show is about making homemade special effects and props on a cheap budget and a disclaimer the show tells us the ingredients we'll need to make the prosthetics. They are: clay, sunglasses, latex sheet, quarter-inch foam, styrofoam head and bald cap, and liquid latex. The show then demonst...

How To: Make a DIY Battery-Powered USB Charger

With portable devices being a necessity in modern everyday life, they may be subject to overuse, improper charging, or normal wear and tear. For those people who carry around their smartphone or iPod with them all of the time, how many times have you been out and about just to have your portable device die on you?

How To: Make a somersaulting robot

In this tutorial, we learn how to make a somersaulting robot. You will need: a gear box, 1.5 v DC motor, battery holder for AA, and a few gem clips. First, glue the gear box onto the battery holder and then glue the motor shaft in. Next, glue the gem clip on the pistons of the gear box. From here, add a broken eraser to the gem clips. Next, add another jumbo gem clip to the motor and you will get to play with it! This is a fun little robot to play with, enjoy using it and making it do tricks!

How To: Make Splinter Cell prop goggles

In this tutorial, we learn how to make Splinter Cell prop goggles. You will need: goggles, a saw, pipe, a brush, black paint, duct tape, batteries, chop sticks, glue, a ruler, and a pen. First, mark three cuts on the pipe to 3 cm and 5.5 cm. Now, use the saw to cut these. Then, use sandpaper to smooth all the edges. Next, place these onto the goggles and glue them with a hot glue gun. Next, grab two batteries and wrap them in duct tape. Place these with them and then paint these all black. Af...

How To: Reset Blackberry Bold 9000 / 9700 with three methods

This video tutorial belongs to the Electronics category which is going to show you how to reset the Blackberry Bold 9000 / 9700 with three methods. In the first method you hold down the Alt key, the Caps lock key and hit Delete. Your Blackberry will start resetting. This process will take about 2 minutes to complete. The second method is the double reset. Hold down the Alt key, the Caps lock key and hit Delete twice. This method is helpful if your Blackberry is frozen. The third method is cal...

How To: Create futuristic wallpaper in Adobe Photoshop CS3

This how to video shows you how to create wallpaper for your computer desktop. Open Photoshop and create a new file. Change the dimensions to the size of your desktop. Click okay and go to edit and fill. Choose color and select black. Click okay to fill the screen with black. Duplicate the layer. Once this is done, go to filter, render, and lens flare. Make sure the lens flare is in the center. Edit the settings to your liking. Click okay to add the effect on to the image. Go to filter, disto...

How To: Sharpen your images using Photoshop

Howard demonstrates how to control sharpening on your image in Photoshop. First, you want to copy your layer by dragging to down to the new layer icon at the bottom of the box. Next, go up to the menu bar at the top of the screen and click Filter, select Sharpen, and go to Unsharp Mask. A dialogue box will pop up so that you can adjust the how sharp your image is by using the sliders. Click OK when you are done. If you want adjust where you sharpen the picture go to the right side and click o...

How To: Build an electric motor

Want to make a simple electric motor at home? Andy and Mike show you how in just a few easy steps, using a block of wood, two paperclips, a AA battery, some insulated copper wire, and a magnet. This is a fun and simple science experiment that anyone can do at home. Wrap the wire seven times into a circular coil, with the enamel stripped off at both ends. Place the battery between the two paperclips, which serve as conductors and also hold the coil in place. Place the magnet below and between ...

How To: Make a real 3d text in Photoshop

This video shows how to make a real 3d text in Photoshop. First open up Photoshop. Create a new document File > new. Then select width then OK. Fill the background with black. Then go to the text tool and write whatever we want. Choose a font with fat letters. Right click on the text layer and go to "Blending options". Then edit the text in our way. We can create a Gradient Overlay, Contour, Stroke and Outer Glow. We can add any effect we want. Again right click on the text layer and click "R...

How To: Set rotor blade pitch and speed on a Honey Bee King 3

Alishanmao demonstrates on a Honey Bee King 3, how to change the pitch and speed. Using the radio knob in the controller you can change the pitch of the main rotor. Make sure your 3D switch is off, that your throttle is at zero, and after connecting the battery, do not move the battery until you here it beep to confirm it is ready. When pitch is at its minimum you will have less rotation speed and at its maximum you will have a higher rotation speed. The best thing to do is to try and find a ...

How To: Bake salmon in the oven with mayonnaise and onions

Learn how to bake salmon in the oven with mayonnaise and onions in simple steps. You will need: a large onion, salmon, mayonnaise1. First peel out the outer layer of the onion, then cut it out and separate each of its layers. 2. Now slice the separated layers of the onion nicely and keep it aside. 3. Now take a suitable tray, place a piece of aluminum foil over it and spray it with butter. 4. Place the cleanly rinsed salmon on the tray and season it. 5. Add some oil to a pan, then add the sli...

How To: Retouch an image in Photoshop CS4

This video is describing how to retouch a photograph by using Photoshop CS4. The first step is to get a photo that you would like to edit, preferably of a person's face. Then make a new layer that duplicates the background, go to Gaussian blur, then go to hard light for your layer blending. Then draw lipstick on the model by using the polygon lasso tool and the hue/saturation tool. Then chase the hue and saturation to the correct color, then erase the edges that you accidently missed with you...

How To: Make traditional Southern banana pudding

In this segment of Fantastic Food, Scott Hargrove demonstrates making a traditional homemade southern banana pudding. If you are looking for pudding from a box, don't stop here! After pre-heating the oven to 425 degrees, he warms up a stainless steel pot. He adds tablespoons of butter, one cup of sugar, 1/3 cup of flour, and two egg yolks into the pan. After stirring those ingredients together, he adds two cups of whole milk and 1/8 teaspoon of salt. He starts whisking the ingredients togethe...

How To: Create a cell phone icon in Photoshop

Learn how to create a cell phone icon in Photoshop with this video tutorial. Draw a rectangle of radius 30 pixels by holding shift key. Right click on the toolbar and select Stroke button. It will open Layer Style dialog box. Set stroke color and set size to 2 pixels. Select Stop Color set little light red color and click on OK. Now, check on Inner Color option change size to 4 and Capacity value to about 60%. Now select Ellipse tool which will draw a ellipse and cover half of rectangle. Sele...

How To: Make a multi colored eye in Photoshop

This tutorial explains how to create a multi colored eye effect. First open the image in Photoshop and unlock the layer. Make a selection of the eye with either the lasso, magnetic lasso or pen tool. If you are using the pen tool, like in the tutorial, right click and choose mark selection, feather radius of three pixels. Now copy and paste the eye. Go to File and select New. Create an image of 1000 by 1000 pixels. Unlock the layer and make sure tea background and foreground colors are black ...

How To: Start a fire with your cellphone

Ever wanted to know how to make a fire with your cell phone? All you need is a cell phone, a brillo pad, and material for tinder. First take the battery out of your phone and find the positive and negative contacts on the bottom of it. Next tear off a chunk of the brillo pad, roll it up until you have a twisted piece about an inch long. Bend the steel wool over and touch an end to the positive and the other end to the negative contacts on the battery. That causes the steel wool to smolder--no...

How To: Take apart a 1st generation iPod Nano

This video shows the correct procedure to dismantle a first generation iPod Nano. The presenter starts by using a putty knife (aka the iPod take apart tool) and separates the casing. Next, the presenter removes the battery from the internal circuit board by using a soldering iron to melt the soldered battery connections. A small Phillips head screw driver is then used to remove three screws from the logic board. Finally removing two small ribbon cables will free the logic board from the plast...

How To: Take apart a 3rd generation iPod

This video from Powerbook Medic teaches us how to take apart a 3rd generation iPod. First step is to use a putty knife or a flat head screwdriver to break apart the two pieces. After that remove the headphone cable and set the bottom pan aside. After this, you disconnect the hard drive, and battery cable form the board. Then use a T6 screwdriver to unscrew the T6 screws which are holding the board in place. Then take the last cable away. Now you can take the board out as well as the battery. ...

How To: Make crema de fruta (Filipino dessert)

Preheat oven to 325 degrees F (165 degrees C). Butter a 9x13 inch oval, glass baking dish. To prepare cake: Beat 6 eggs until fluffy. Beat in 3/4 cup sugar until smooth and thick. Fold in 1 1/4 cups cake flour, nutmeg and salt. Stir in melted butter. Pour into prepared pan.

How To: Jump start a dead car battery

Opps! Left my lights on again. Luckily watching this video by Eric the Car Guy will help you learn how to jump start you car and get you ready to get back on the road without waiting for AAA. This video with clear instructions show you the safe way to jump start a car from another car. You'll learn how to attach the jumper cables and get the battery to recharge the right way. Eric will help you get your car running and back out on the road in no time!

How To: Set up automatic brightness on a Blackberry

Austin from 'Best Buy Tips and Tricks' give out a mobile tip on how to extend the battery life of your Blackberry by using the Blackberry's built-in function called the automatic black light dimmer. This function changes the brightness of the back light automatically depending on the light intensity of the environment you use the phone. Activate this function as shown in the video so that your phone changes the brightness of your Blackberry screen to an optimal level depending on the environm...

How To: Check a remote control's batteries by the IR sensor

Picture this: the infrared sensor on your TV is not working and you are blaming it on your remote control batteries. Well, to make sure exactly what is going on, try testing TV remote to be sure. To the naked eye, you might not be able to see the infrared light, so you could think it's dead, but try filming with your camera phone or digital camera, which could pick up the IR signal.

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, esc, receiver, antenna, radio on crystals 2.4ghz synthesized modulation motor brushless bl brush less brushed transmission slipper gears pinions cvd dogbones dog bone wheels pins hex and other aspects that will not allo...

How To: Make extremely simple scales with a 9v battery and cap

Watch this video tutorial to see how to make extremely simple scales. This scale is useful when you want to weigh small portions of a substance (like a few grams of powder). It is difficult to get real weight using these scales though. To make this homemade scale, you'll need a plastic bottle cap, a plastic bottle or box, a 9v battery, clear sticky tape, glue for the plastic (epoxy or fast-hardeneing), scissors and a screwdriver.