From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to determine the position vector-valued function for parameterization.
Ali Alami with Fit Climb demonstrates how to stop yourself using an ice axe when mountaineering. Arresting yourself is important if you or a partner on a rope team trip or fall when climbing. To practice hold your ice axe across your chest and slide down a hill on your backside. To arrest yourself roll to whatever side the pick is positioned on, digging the pick into the mountain and rolling your body completely on top of it. Keep your feet above the snow until you are almost at a stop and th...
Learn how to do a glissade with help from this free ballet lesson. Sometimes known as a side glide, this is a classic ballet move and is performed by sliding from first position into a demi-plie in second position and back to first position. Understand the steps that go into a glissade with help from an expert: Lynda DeChane-Audette is the founding artistic director of the South Florida Ballet Theater and was born in Boston. Learn more ballet from this expert by searching WonderHowTo! You're ...
This video shows you how to correctly do the exercise called "the Plank". For beginners, turns of fifteen to thirty seconds are suggested, and you can end up doing minutes after you practice. "The Plank" exercise consists in trying to keep your body in a strait position, somewhat lifted, supporting it only in your toes and arms from the elbow down. You can also do some movement while in that position. Leaning to a side, and then to another, without touching the ground, and always stopping in ...
In this Outdoor Recreation video tutorial you will learn how to ride a horse with some basic instructions. This video is from Livestrong. The first lesson is how to create a correct back position that enhances our ability to stay balanced in a saddle. You should create a straight line from ear to shoulder to hip to heel stay right in that position. If the leg moves too far forward, you will feel you are falling back from the saddle. There should be another simple line. From the elbow to the h...
Before you learn anything, the five basic ballet positions are what is needed first. In this video tutorial, learn the five basic ballet positions: first, second, third, fourth & fifth - and how to do them correctly with the right footwork & posture.
To scratch on a pioneer CDJ turntable, first select the sound you are going to use. Observe the position of the black line on the turntable in relation to the sound you've selected. Understand how much room you have to manipulate the sound and position your fingers accordingly. The platter will move in accordance to the black line and your finger. You can also lift your hand off the platter in the play and pause mode to let the sound move itself by its own accord and at its own speed. Move yo...
This video will demonstrate the process to implement page numbers in your Microsoft Word 2007 documents. The video starts out by showing the Insert Tab on the Microsoft Word 2007 Ribbon. On the Insert Ribbon, you will see an icon titled Page Number. All of the Page Number options are available when you click the down arrow directly beside the icon. The are many different position options such top of page, bottom of page, page margins, or current position. The customization options are as endl...
Step 1: Film yourself in the first position which you want your audience to see. Step 2: Film yourself in the second position you want your audience to see.
Not everybody knows exactly where the position the ball when teeing off. Do you know where it should be placed? Director of Education for Troon Golf, Tim Mahoney, teaches you where to place the golf ball in your stance and how that impacts your ballflight. Just watch to see how to properly position the golf ball for your drive.
Changing positions on a surfboard is one of the hardest things to learn how to do. Get expert advice on surfing techniques in this video lesson. Take action: use proper foot position, shuffle feet to make minor adjustments, and remember that sweet spots are different for every individual. Mike Jones, the instructor of this how-to video, has been surfing since he was only six years old. He was lucky enough to surf the pro tour for a few years before starting his own surf shop and clothing bran...
Check out this instructional tennis video that demonstrates how to serve in tennis. There's basically three types of serves: the kick serve, the flat serve, and a slice serve.
Whether you're interested in trying out for the lacrosse team for your school or would like to brush up on basic positions and responsibilities, this video offers a great run through of the most basic elements of lacrosse. The four lacrosse positions will be covered: Midfielders, attack men, goalies, and defensemen.
Learn how to do incline calf presses. Presented by Real Jock Gay Fitness Health & Life. Benefits
Learn how to do Smith machine inverted palms down pull-ups with release/re-catch at top. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do a cable triceps press down drop set. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do wide push ups. Presented by Real Jock Gay Fitness Health & Life. Benefits
Learn how to do stability ball skiers. Presented by Real Jock Gay Fitness Health & Life. Benefits
Learn how to do dumbbell skull crushers. Presented by Real Jock Gay Fitness Health & Life. Benefits
This is a Cascading Style Sheet (CSS) Tutorial that will help you position an image using a Div layer.
Learn to execute a Jiu Jitsu triangle choke from the mount position.
Zuzana shows you how to perform the more advanced Scorpio pole dancing position. The Scorpio pole dance move is not for beginners. Follow Zuzana as she demonstrates the proper position for the Scorpio move. Pole dancing is sexy and good exercise.
This quick tutorial video will teach you to properly position your hands in order to play the harp. This hand position will suit playing on both the lever harp (a traditional folk harp) and the pedal harp (the commonly used classical harp).
This sling positions is a great for infants and newborns. Watch this how to video and learn how to position your baby in an upright facing inward tummy to tummy fashion.
Learn how to do a dumbbell freestyle swim stroke drop set. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do downhill ski series exercises. Presented by Real Jock Gay Fitness Health & Life. Benefits
Learn how to do alternate dumbbell swims and dumbbell cross punches. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do dumbbell chest press incline reduction (incline to decline). Presented by Real Jock Gay Fitness Health & Life.
Learn how to shoot the basketball using the "L position" and the "T-Ball position". These techniques are fundamental for making three point shots and free throws. Great drills for inexperienced or junior players.
As expected, Magic Leap closed a Series D round of equity funding, raising $502 million from new and existing investors. Less expected, however, were a fresh set of rumors that the company's first devices could ship within six months.
Augmented and virtual reality motion tracking leader Leap Motion, Inc. announced that it has secured $50 million in Series C funding to fund expansion into new territories and industries.
A pitcher will have different requirements for his or her baseball glove from a baseman or outfielder. Depending on what position you play, you'll want to break in your baseball glove accordingly, and this quick sports video shows you the best way to do it.
In this video from ItalianLessons101 we learn how to say various positions in Italian. This is taught by showing someone doing these positions in, in front, and other ways around a box. Here are the phrases that we learn in this video:
In this tutorial, we learn how to avoid back pain from sitting at a desk at work. You can sit safely by keeping your back locked and using variations. Change position regularly and stand upright while moving. This will change the pressure in the disks in your back. Alternate between active and passive sitting, which will let your back muscles work. You can lean against the back rest of your chair for support on the hollow of your back. The position of your feet and legs has an impact on your ...
This is a video tutorial in the Sports category where you are going to learn how to play offense in a game of soccer. The forward soccer position usually stays on the offensive side in order to score goals. Adrian Heath, head coach, shows you how to play the forward position properly. This is going to be a very easy and simple drill. All you are looking for is a nice little floating pass over the defender's head to your own player in the forward position. And the forward player then tries to ...
In this video, we learn how to perform a shot fake in basketball with Chase. There are three keys to a good shot fake. First, make sure you are on balance and nice and stable. Be in a good dent athletic position, but don't come out and up from your position. Then, you will need to make sure your eyes are to the rim. This will sell the shot and get the defender to buy it, making the defensive player lose focus and position. Last, you want to make sure you keep it tight when you are playing. Th...
In this video, we learn how to play pool with a lesson in 8-ball position play. If you are playing a game of 8-all and you are the stripes, it's good if you end up in a position in the middle of the balls. You want to increase the margin of error by playing for an area of the table that supplies options. When possible, you want to play for more than one ball. Choose a ball that will give you the best chance of getting a ball or two in and placing the cue ball in a spot to where you will be ab...
Just like a car, having your mirrors adjusted to the right position can be a big help. They are important to use when trying to change lanes and can help prevent serious accidents.
In this video, Dina Prioste shows us how to your booty with a yoga wall-sit chair pose. Start off by sitting flat against the wall with your feet hip width apart. Hold this position for a few breaths. You shouldn't be sitting on an actual chair, just an invisible one. Now, grab a book and place it between your thighs, then squeeze as hard as you can while still breathing and focusing as much as you can. When finished, take a break and get back into the position and do that same move once agai...
In this video, Dina Prioste shows us how to do a yoga deep hip and groin stretch. Begin in a wide straddle position with your knees slightly bent and your feet turned out. Now, bend over the right knee and stretch out your left leg, keeping it extended and active. Breathe for several seconds while in this position. You can put your hands in a prayer position here if you are comfortable. Once finished, go over to the other side of the body and continue to deep breathe. You can add this into yo...
