Using infrared (IR) light pens and the Wii Remote, it is possible to create very low-cost multi-point interactive whiteboards and multi-point tablet displays. Johnny Chung Lee, Carnegie Mellon University. The software can be downloaded at http://johnnylee.net
This video shows how to make an origami swan using 471 paper triangles. Your loved one will appreciate this gift because you put in a tremendous amount of effort, dedication and patience required for origami, but its easy to assemble and the only money you will spend is cost of 15 paper sheets. Good luck!
Much of the excitement around the HoloLens 2 has moved on to many wondering when we'll finally be able to get our hands on what is now the best augmented reality device on the market.
In this video tutorial, viewers learn how to rent bikes in Europe. The cost to rent a bike is about $15 and the cost decreases per day the longer you rent it. Bikes can easily be rented in towns in small rental shops. Europe has many bike paths with signs for tourists to travel along without any traffic. To find these paths, users should get information from the tourist information centers or bike rental shops. This video will benefit those viewers who will be visiting Europe and would like t...
PeteMcCormack2 teaches viewers how they can live off the grid! First, you will need shelter, heat and water! And possibly some electricity. You need head so you can use a high efficiency wood stove. You always need to have water so you can use a well or a water pump. Also, for a pump you will need power, you can use solar power for this! You can also use a pressure tank. This way of life does not necessarily cost much and with self installation it will lower the cost also. All you have to do ...
CadNYC demonstrates how to open the Nike iPod sensor casing. Replacing the iPod Nike sensor battery is easy and low cost with a few simple steps. First, place the sensor in a vice clamp and saw off the casing using a very thin hacksaw blade. then, open up the sensor compartment to have access to the battery. You can now remove the battery and replace it with another battery which will cost about two dollars. After you replace the Nike iPod sensor battery, use a strong adhesive to glue the cov...
In this video the instructor shows how to solve mixture problems using two variables. Usually in these kind of questions the problem statement goes like, if A costs $x for a pound and B costs $y for a pound, in what ratio should they be mixed such that one pound of the new mixture sells for $z a pound. So, in these kind of problems start with a box where you list down all the given data in the form of a table as shown in the video. Now denote the unknown quantity of A and B by two variables a...
There's a reason why printer companies want you to recycle your old printer cartridges. Because they can be reused. It cuts costs and saves them money, but you can save money, too. You don't have to keep buying new cartridges, you can recycle your used ones yourself by simply adding more ink. It could save you a ton of money on printer costs.
Preserving the environment is not only the right thing to do—it can result in significant cost savings for your business.
If you've ever dinged your car—or worse, a friend's or parent's car—and caused a dent, you know how expensive it can be to fix. A two-second mistake can end up costing hundreds of dollars, but you can save yourself repairs costs and a headache with just a couple of household items.
How can something get more free than free? Well, in the case of Twitter, Virgin Mobile found a way with its newest promotion. If you have a 4G plan with Virgin Mobile, you can now access Twitter from your smartphone without it counting towards your monthly data allowance.
Want to make the perfect gift for your green thumb gardener? This crafty little light bulb terrarium is the thing to make. It's cost-effective, and perfect even for the non-gardener to make. Watch this video, and create the perfect little green oasis for your friends or family.
Pearls need not look stale, aged, and only appropriate for your great aunt Margaret. Add some youthfulness and pizazz to pearls by learning how to make a cute ribbon-tied pearl bracelet.
Due to the dour economy we've all been cutting back on unnecessary expenditures. And unless you're a heavy (or heavily addicted) beer drinker, beer is one of those expenditures that cost a lot for minimal product.
Get creative this holiday season and make your own Christmas wreaths! Stop buying Christmas decorations when you can make these items the DIY way: Yourself! In this video, watch as one crafty person demonstrates how to make a homemade Christmas wreath with vines and other materials from a backyard for no cost!
Building a swing arbor is a fun weekend project that can really spruce up the landscape without requiring a lot of out-of-pocket expense. Plus, the project is fairly easy to build, requiring only basic carpentry skills, and can provide years of outdoor enjoyment. The materials for the swing cost about $100, and you can complete the project over the course of two afternoons. For more information, or to get started building your own swing arbor, watch this DIY video tutorial.
Is your laptop not holding a charge anymore? Don't buy a new one, hack the old one! Laptop batteries can cost upwards of a hundred dollars, but with new lithium batteries and some soldering tools, the new one works just as well. Watch this video computer circuitry tutorial and learn how to hack a dead laptop battery.
Learn how to solder up some great, rugged instrument cables in just a few minutes! Patch cables and instrument cables don't need to cost a fortune. Make you own with cable and whatever plug-in head you want. Watch this video circuitry tutorial and learn how to solder instrument cables.
You're in Japan trying to buy something, but don't know how much it costs? Numbers are important to know, and simple to learn. This video language lesson shows the days of the week written in Japanese as well as English while the word is clearly pronounced. Follow along while watching this video Japanese language tutorial and learn how to read and say numbers from one to twelve.
If you have an older battery charger and it works apart from having worn out terminals or frayed wiring, don't throw it away. Overhaul it with new wires, a plug and clip leads. This costs about $15 at the most instead of the $50 for a new unit. So watch this automotive repair video and learn how to overhaul a car battery charger and keep your car running for less!
Doggie doors come in all shapes and sizes and cost about one hundred dollars. Watch this how to video to learn how simple it is to create an entrance in your door for your dog.To install a doggie door in your home, here's what you should know.
This video is an instructional tutorial on how to make thermal curtains. Thermal curtains are a low cost method of reducing your heating bill by increasing the R value of your windows with an aesthetic, insulative curtain. Watch and learn how easy it is to keep the cold out and the warmth in with homemade thermal curtains.
Need a camera stabilizer? If you're worried about your wallet, watch this tutorial and learn how to build your own for a relatively low cost. This instructional video also includes a review on the U-Flycam.
Have a balloon drop for your next party. It doesn't cost that much when you make it yourself. Watch this how to video and learn how to put a balloon drop together. This balloon drop works great for birthday parties or other special events. You can stuff the balloons with just about anything to make the balloon drop extra special.
Remodeling a small bathroom can cost big bucks. Watch this home improvement video tutorial for tips on how to get maximum impact on how bath room without spending a lot of cash.
You can make spa quality body scrubs and lotions at home. Skin care doesn't need to be expensive to be effective; watch this video beauty tutorial and learn how to make skin care products out of natural ingredients for the fraction of the cost.
Watch this video from Tekzilla to boost the range of your cellphone, learn how to make your own stencils, put Pownce on the Desktop, and switch to HDMI for low cost.
Use a transit, or not. Use a plain level, a string level, or a hose. Yes, a hose. Watch and find out how to level your wooden project.
In this video tutorial, Wess does some research and builds a steady-cam for under fourteen bucks. Hooray for no more motion sickness!
Null Byte is looking for moderators! In today's Null Byte, we're hacking Netflix. As most of you know, Netflix is a subscription service that streams movies and TV shows to your devices over the internet. A common stance amongst my Xbox Live friends is that Netflix isn't worth the cost. The instant movies predominantly consist of old titles, and new movies aren't added often enough.
Don’t own Photoshop? Don’t have to. Check out Pixelmator, a Photoshop like application for the Mac that costs only $59. Pixelmator allows you to easily edit photographs, create logos, etc. It does 80% of what Photoshop does, but at a lower cost. Edit photographs in Pixelmator for the Mac.
With the nation facing a shortage of ventilators for COVID-19 patients and no apparent ramp-up in the production of new ones, engineers, medical resistents, and do-it-yourselfers are sharing plans for homemade versions.
Snapchat just rolled out a feature that lets you create custom Filters and Lenses. While the average Geofilter won't run you more than a few bucks, it's not that hard to exponentially jack up the price. Amazingly enough, Snapchat's latest attempt to monetize their platform can ultimately cost you as much as $999.99. Ignore the penny, let's call that a cool grand.
This is how to build a wine rack out of pallet wood. I was tossing around some wine rack ideas and decided that pallet wood, or reclaimed wood, is the perfect choice for a rustic wine rack. All you need for this project is an old pallet (for me a hardwood one is my choice). A pallet that has seen some wear is preferable so as to achieve that rustic look.
Antique car collecting and restoration is a very popular hobby practiced by many around the world. A quick drive through my town turns up with a handful of classic cars parked in their respective driveways, some in pristine condition, and others not-so-much. While some people end up eventually fixing up their classics, many also do not. Some cars end up rotting away, left to be either salvaged or sold off in pieces—mostly due to time consumption and excessive costs.
Do you love video games? Would you devote your free time to creating your own game—one superior to the games you already have? Or at least one that has more Neil Patrick Harris jokes?
While last year's revelation that Apple slows down iPhones with aging batteries left a bad taste in users' mouths, the company's $29 battery replacement program was a step in the right direction. However, all good things must come to an end; Apple will soon shut down the program, leaving users to pay the full $79 to replace their faulty batteries.
Wow! No longer do you have to buy those huge marble machine roller coaster toys — you can DIY one! This video covers the materials, tools and techniques used to make a homemade rolling ball marble machine. If you haven't seen this rolling ball marble machine toy in action yet, WATCH IT. It's a looping rolling marble machine made with wood, rebar tie wire and polyurethane tubing, featuring a magnetic elevator.
Out of helium? Forgot to pick up the tank? Don't worry, this video shows you two different ways that you can make your balloons float without using helium! And better yet, these methods use things you likely have around the house, so no added cost!
Sewing is an expensive enough hobby without having to factor in repair costs, as well. You can save money (and have more cash to spend on fabric and notions!) by fixing your own machine at home. This video shows you how to clean and fix the bobbin case area, which can often get cluttered with lint and fuzz.
