How To : Do a demonstration of the Doppler effect
This video is an excellent example of how to demonstrate the doppler effect in the classroom.
This video is an excellent example of how to demonstrate the doppler effect in the classroom.
Ever wondered how a tornado works? Well, wonder no longer and watch this video tutorial for teachers and students alike. You will see how to create tornado demonstrations for use in the classroom or for fun. These science experiments are sure to keep your children listening a ...more
On Wednesday, June 6, the people at Magic Leap finally (FINALLY) decided to give the public a dedicated, slow, feature-by-feature walkthrough of the Magic Leap One: Creator Edition. How was it? About as good as it gets without actually getting to see what images look like thro ...more
UND Flight Instructor Anthony Bottini discussing in detail the UND Aerodynamics Demonstration. This maneuver is a must-watch for beginning pilots and old, grizzled aviators. The Aerodynamics Demonstration covers the full spectrum of the Fundamentals of Flight and various other ...more
Glow sticks are one of the few things used commonly by ravers and military personnel, but their uses extend far beyond dancing and illuminating. The juice contained in blue glow sticks can be used to make an organic LED (OLED) test board, and this video will show you how to do ...more
LastPass is a free password manager and form filler that makes your web browsing easier and more secure. This video tutorial presents a simple demonstration of new Form Fill feature from LastPass. Take a look.
Learn how a meat hook is used when grilling foods by watching this video.
Really good look at an upcoming Sci-fi MMO from Germany. It looks like Even Online and it has beautiful graphics.
Wow. 60 fps and looking that good on the PS3 and 360? Very impressive. Good animations, textures, lighting. Slated for next year.
Fire. It’s everywhere— always has been. From the Ordovician Period where the first fossil record of fire appears to the present day everyday uses of the Holocene. Today, we abundantly create flames (intentionally or unintentionally) in power plants, extractive metallurgy, i ...more
In this article, I'll show you how to built a Wireless Transfer of Energy Transmitter. Simply put, this device will send electricity to a florescent light bulb and light it up, from up to three feet. The idea originally (at least, prominently) came from Nikola Tesla (read more ...more
For origami lovers, watch this how-to video to learn how easy it is to make beautiful and colorful paper flowers. Follow along with the demonstrations, and give it a hand yourself. It's not traditional origami, because you'll need scissors. Watch this video tutorial and learn ...more
Here is a instructional how to video walk through for assembling a kite. This demonstrations is quite useful if you store bought kite did not come with instructions or if you lost them.
Watch this video for some helpful tips & demonstrations on Michael Jackson's Thriller dance.
This video will teach you how to dance like Michael Jackson and Khris Khaos. Be patient & enjoy Khris Khaos' dance demonstrations. In the last five minutes of this dance tutorial, Khris Khaos demonstrates several different Michael Jackson & Chris Brown dance moves. He does it ...more
Even the best-maintained kitchens occasionally get a fruit fly infestation. These critters descend, lay eggs (up to 500 at a time!), and then disappear usually only after extreme cleaning efforts (i.e., finally attacking that weird puddle of goo behind your refrigerator). And ...more
The best part of science class for many was the awesome demonstrations and experiments teachers use to demonstrate scientific principles. This video will teach you how to capture some of that magic by performing ten awesome science party / magic tricks, like relighting a match ...more
This short video clip shows seven demonstrations of Isaac Newton’s first law of motion– the law of inertia. Newton’s law of inertia states that objects moving at constant velocity will continue moving at constant velocity, unless acted upon by an outside unbalanced force. Six ...more
YouTube's massive user base comprises almost one third of all people on the internet, and collectively, users spend well over 100 million hours on the site watching billions of videos each day. Add it all up, and this means that YouTube is viewed by more people than any U.S. c ...more
Vasectomy is birth control option for men which involves a surgical procedure that will prevent sperm from passing through the vas deferens. Watch this instructional video to learn more about vasectomy and see demonstrations of two occlusion techniques that involve thermal cau ...more
Pen Spinning lives in a similar world of the unassuming arts of Cup Stacking and Dice Stacking. All three performing arts truly require a great deal of practice and skill. "Pen spinning is a form of object manipulation that involves the deft manipulation of a writing instrume ...more
It's 1976. The hottest arcade game on the market is Blockade (or Blokade), an 8-bit maze game for 2 players. You and your opponent must move your characters around the screen in 90-degree angles, leaving a solid line behind them. Whoever runs into one of the solid lines first, ...more
When you don't have a steady cellular signal or immediate Wi-Fi access but need to communicate with others around you, you can set up an off-the-grid voice communications network using a Raspberry Pi and an Android app. There are apps such as Bridgefy that will create a mesh ...more
The neck is one of the most important and fragile parts of the body. It has few bones and muscles and very many blood vessels and nerves, making it a natural haven for pressure points. This video will teach you how to locate and strike many of these pressure points in order to ...more
Christina, from Brightling Beads shows you how to tie a variety of knots in this video demonstration. This allows you to make a variety of jewelry, using various forms of knot tying. She will show you how to do an overhand knot, double hand knot, square knot, lariat knot, figu ...more
Talented graffiti-artist-for-hire Wizard here demonstrates a user-requested drawing of a cholo figure and some very elaborate script. As will most of his demonstrations, he works in pencil and black ink on grid paper, creating small and somewhat austere designs with undeniable ...more
Unlike VR, when you're talking about augmented reality, describing what an experience is like can be incredibly difficult — primarily because the experiences are even more contextual than relatively static virtual worlds that don't involve real-world settings. In AR, everythi ...more
In this article, I'll show you how to create a simple yet accurate demonstration of the "rising ionized gas" principle. In other words, a transformer, two metal prongs and lots of evil laughter. Remember those large "towers" in the background of Frankenstein movies with a "lig ...more
Does it seem like everybody you know is declaring that they're gluten-free? Some wonder if the number of people with celiac disease are on the rise or if it's the latest fad diet. And it even goes beyond food: now there are beauty products that tout themselves as being free of ...more
PirateBox is a great way to communicate with others nearby when cellular and Wi-Fi networks aren't available. With it, you can anonymously share any kind of media or document and even talk to one another by voice — without being online. However, it needs a Raspberry Pi, which ...more
Not only has there been difficulty finding consensus on a name for driverless, autonomous, self-driving, or automated vehicles, there is also the issue of what we actually mean when we say a vehicle is self-driving, automated, and so on. Do we mean that the vehicle can drive ...more
A demonstrations of how you can create mashup songs (two songs of different genres blended together) using Ableton Live software. Part 1 of 4 - How to Create mashup songs with Ableton Live. Part 2 of 4 - How to Create mashup songs with Ableton Live. Part 3 of 4 - How to Crea ...more
Need to carry your baby, but don't have your sling or baby kangaroo handy? Then watch this how to video to learn how to use a just about anything as a baby carrier in an emergency. You can use a towel, t-shirt, or a pair of stretch sweat pants. This particular demonstrations s ...more
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. Thanks to all of our active moderators and ...more
This look goes perfectly with jeans, and is ideally suited for cold weather. All you need is to find a length of your favorite knit cloth and then follow along with the demonstrations here in the tutorial for your own comfy cardigan.
When images of a rumored Ikea cookbook surfaced through the blogger grapevine, foodie and graphic design fetishists alike grew ecstatic. The leaked images from the 140 page coffee-table baking book presented pristinely assembled, OCD patterns of ingredients and the resulting d ...more
For enterprise augmented reality platform makers, remote assistance apps represent one of the greatest opportunities to show off the power of immersive computing. These apps enable experts to guide front-line workers or customers with AR prompts and other content in the field ...more
Science is most marvelous when it's creating an explosion, even at the tiniest of proportions. In the video below, Daniel Rosenberg from Harvard's Natural Science Lecture Demonstration Services reveals the secret to shooting a cork rocket over twenty meters using a little chem ...more
In these videos, our expert will show you how to make wire wrap jewelry. Wire wrap jewelry is an easy to learn, but very professional looking way to make your own jewelry. In these videos you will learn what tools you need to begin making your own jewelry. Our expert will expl ...more
Kent Chemistry offers up some of the most exciting chemistry and general science experiments from their lab. Here Mr. Kent illustrates the process of creating fire with dry ice. How does freezing and flame mix? Watch now to see the amazing chemical reaction! This years hallow ...more
Fluorescein is a commonly used fluorescent dye that is quite hard to come by in a concentrated form. Fortunately, it's used in relatively large quantities in highlighter markers and can be extracted by a fairly simple process. Fluorescein makes spectacular explosions of color ...more
In this medical video, learn the process of examining the lower extremity of the body. See demonstrations of how you inspect the lower extremity, how you palpate and then perform passive range of motion of the hip, knee and ankle. John D. Gazewood, MD, MSPH, will also teach do ...more
Cael Sanderson showing wrestling technique for Iowa state University Wrestling Camps. In this wrestling technique video Iowa State Head Coach Cael Sanderson Shows how to finish a shot when the opponent sprawls. You are trying to hook the ankle and increase your leverage. Wres ...more
The company behind Japan's beloved Gozilla, Japan's Toho Studios, has for years tried to give fans the sense of what a giant, nuclear-powered lizard invading Tokyo might feel like. Until now, those attempts have been limited to the movie theater, but now, with the help of the ...more
Can a free cloud-based video editor that lives in your browser replace iMovie? In three words: yes, it can. But whether you should use it instead of iMovie or an equivalent depends not on the functionality of the editor you need, as WeVideo can do what most of what iMovie doe ...more
Some parties may be so lame that only a good prank can make them more exciting. If that's the case then you can pull off one of these simple party pranks. All three are messy so be prepared to do a little clean up afterwards. Two involve cups and punch and the last one involve ...more
This FL Studio tutorial gives demonstrations of different Waveform outputs from simple FM Synthesis with descriptions of how we achieved it. These are very rough examples but they will help you understand the Sytrus matric and how to use FM Synthesis in FL Studio.
This video shows you how to make an extremely realistic, miniature volcano. You can get the Ammonium Dichromate off of eBay for around $10 a pound; a pound will easily yield over 25 volcano demonstrations. This easy DIY pyrotechnic demo will amaze any audience. Don't you just ...more
This is a basic wrestling drill from Barry Davis Wrestling that helps teach sprawling. It is also good for basic conditioning. Wrestling video demonstrations showing collegiate level training strategies. Get an inside look into the moves that will get you to win wrestling mat ...more
Can you dissect an equilateral triangle into pieces that can be rearranged into a square? If you think you can, you may have mastered the Pythagorean theorem. Can you figure out how to draw a straight line without a reference edge? If so, you might just be the pioneer of the ...more
Graeme Devine, Chief Creative Officer at Magic Leap, spoke at the Games for Change festival about how mixed reality will change the world for the better. While we might need to take our own magic leap to believe in his utopian future, he hinted at a solution to the impending p ...more
The Google Nexus S smartphone is finally here! Well… almost. Nexus S is the first smartphone based on the Gingerbread OS (Android 2.3) and will be available for purchase online and at Best Buy store locations everywhere, come December 16th, with T-Mobile service. Aah… just ...more
In this video tutorial, viewers learn how to convert mixed numbers to top heavy fractions. This task is very easy, fast and simple. Begin by multiplying the whole number with the denominator and then add the numerator. In the final answer, the numerator will be greater than th ...more
Building virtual portals are popular practice for developers to demonstrate the "wow" factor of augmented reality. Since the introduction of Apple ARKit, several demonstrations have shown how iPhones and iPad users will have access to their own alternate worlds when iOS 11 ar ...more
Can you really teach yourself to do a bilateral orchiectomy by reading a book? Would watching a few YouTube videos make you confident enough to perform an appendectomy? Could an iPhone app actually help you learn the skills needed to amputate a toe? Maybe. Maybe not. Surgica ...more
Deadly natural disasters can happen at any moment— earthquakes, hurricanes, tsunamis, floods, fires and especially tornadoes. That's why you have to be prepared. According to Secrets of Survival: The greatest and most frequent tornado occurrences happen in the United States. ...more
Before you go out to protest, understand what you are facing. Sometimes these demonstrations become infected with looters and rioters, which could mean interaction with law enforcement and potentially arrest. And if your phone is on you, it can be used as a tool against you. ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. Minecon 2011 went really well. If any of you World Members attended, please post about your experience to the community corkboard. The opening ceremony was amazing! Here's a video o ...more
Art Babble is a video network for artists and art lovers alike, launched by a group of curators at the Indianapolis Museum of Art. The site is divided into channels, series and partners, with a wide variety of top notch videos from institutions far and wide. The Getty Museum h ...more
A new technological movement without the technology itself is just an idea sitting and waiting. Once the technology is present in the equation, movement forward can begin. This is how many of us see the head-mounted displays (HMDs) and smartglasses that have recently entered t ...more