Need to convert mixed numbers to improper fractions and improper fractions to mixed numbers? Learn how. 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, y...
Need to know how to carry numbers when adding in basic mathematics? Learn how. 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 carry ...
Looking for instructions on how to solve linear equations with multiple variables and constant terms? Look no further. 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 ma...
Looking for a guide on how to figure out the slope of a line in basic algebra? 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 calcul...
This is a video tutorial showing its audience how to relate the information that is displayed on your camera lens to your actual camera. The first step is to grab your camera and begin studying your lens. Next look at the mm reading on your lens and the aperture reading. These settings will assist you with setting your depth of field. Next look for your focus ring. Your focus ring will allow you to focus your photos in manual mode. Next look for the focus reading, this will tell you how far a...
Get started belly dancing the camel move with help from this free lesson. When learning the camel move in belly dancing, press the chest against a wall to understand the basic movement. Master this move and more with guidance from an expert: Yasmeen began dancing at the young age of 3 and studied ballet, flamenco, folkloric, hip-hop and modern dance styles, as well as tribal fusion belly dance and Oriental Classical Egyptian belly dance. Learn more belly dancing dance moves from this expert b...
Who knew you could ward off evil spirits with belly dancing? In this free lesson, learn how to do the Ayub dance, also known as the Zaar, which is a scared belly dance that is supposed to repel evilness and bad energy. Learn the rhythm and steps to the Ayub dance with help from an expert: Yasmeen began dancing at the young age of 3 and studied ballet, flamenco, folkloric, hip-hop and modern dance styles, as well as tribal fusion belly dance and Oriental Classical Egyptian belly dance. Learn m...
Attention aspiring belly dancers! Use your arms to transmit positive energy, master the figure-eight movement, and keep your feet flat and grounded to practice your traditional belly dance techniques. Practice these basic movements with the help of an expert: Yasmeen began dancing at the young age of 3 and studied ballet, flamenco, folkloric, hip-hop and modern dance styles, as well as tribal fusion belly dance and Oriental Classical Egyptian belly dance. Learn more belly dancing dance moves ...
Do you aspire to not just be good, but great? In this video, get tips on how to become a great belly dancer through not only mastering the physical techniques and steps of the dance, but also transmitting positive energy to your fellow dancers and audience. Learn how to become a great belly dancer from this expert: Yasmeen began dancing at the young age of 3 and studied ballet, flamenco, folkloric, hip-hop and modern dance styles, as well as tribal fusion belly dance and Oriental Classical Eg...
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 study for that next big test). With this two-part installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to graph a rational function in college-level algebra.
This video shows how to use optimization methods in calculus. Optimization means finding the maximum or minimum values of a quantity or finding when the maximum or minimum occurs.What quantities are optimized in economics?we want to minimize costs or maximize revenue.First steps in any optimization problem1.Identify the quantity to be optimized i.e., read the problem exactly what is exactly maximized or minimized.2.Identified the feasible domain. This is important because the math we can opti...
Typically taught during the elementary school years, cursive writing builds on the letter formation of block letters or printing. The pencil doesn’t leave the paper in cursive writing and letters flow together. If you don't know how to do this, check out this video tutorial. Learn to write cursive, step by step.
You need to realize that you can waste a lot of time thinking about a crush when you could be saying "hey, let's go out, let's go study, etc." You don't want to play it safe and find out 20 years later that someone had a crush on you and you didn't do anything about it. Don't worry about being rejected. If you have a crush you should ask him or her out today and get it over with. You will either be rejected or not. Either way, you will know what he or she is thinking.
In this video, you will learn a plethora of tricks and glitches in a multiplayer map called High-rise in Call of Duty: Modern Warfare 2. Learn how to access vantage points such as the crane visible on the side of the map, or learn even more obscure pathways to places you probably never thought you'd reach. This video provides an excellent visual guide to dominate the High-rise map. Don't waste your time dying in the middle of the map or sitting in the spots everyone knows about--study this vi...
In this video the tutor shows how to read a tree diagram. He shows an example of a tree diagram and says that tree diagram represents the choices made by a student in a cafeteria by ordering different kinds of foods and the chain in which the they are ordered. Now every combination that a student can choose at their lunch is mapped out in the form of a tree diagram. Now any choice a real student takes at the cafeteria can be mapped out to the tree diagram through the different branches. Now t...
In this three-part video tutorial, a HTML/CSS expert shows how to build a web page from scratch with a case study example. He begins with a basic text web page and advances up through graphics, CSS, and more.
Dogmantics dog trainer Emily Larlham shows us some exercises that should be repeated once a day in the first sixteen days of your dogs life to create a super puppy!
Don't just drink your milk... have fun with it! Check out this science experiment video to see how to curdle milk with a battery and salt. This experiment can be done by anyone with a few simple materials... milk, a 9-volt battery, a small glass or plastic cup, salt and a stirring rod.
Studying to be a nurse? Then follow along with this nursing how-to video to learn how to start an IV on a live person. Starting an IV is an important and common part of a being a nurse. Follow along with this video to learn the proper technique and procedure for starting an IV line. Before starting, always make sure to double check your the doctors orders and have your materials handy.
Studying to be a pediatric nurse? Then here is a nursing how-to video that teaches you how to take a three year old child's vital signs. Every nurse should know the basics of this technique, follow along and see how easy it is to distract a child and read their vital sings. Accurately taking their temperature and heart rate is an important aspect of nursing. These medical tips are sure to help you pass your nursing exam with flying colors.
Studying to be a nurse? Then here is a nursing how-to video that teaches you how to apply sequential TEDS. TEDS are used to prevent deep vein thrombosis. TEDS are sometimes also called stockings. Every nurse should know the basics of this technique, follow along and see how easy it is to apply sequential TEDS on patient who is on extended bed rest. These medical tips are sure to help you pass your nursing exam with flying colors.
Studying to be a nurse? Then here is a nursing how-to video that teaches you how to remove a femoral arterial/venous sheath. Every nurse should know the basics of this technique, follow along and see how easy it is to remove the arterial sheath from the femoral artery. These medical tips are sure to help you pass your nursing exam with flying colors.
Studying to be a nurse? Then here is a nursing how-to video that teaches you how to convert chest bulbs into bulb suction. Every nurse should know the basics of this technique, follow along and see how easy it is to convert chest tubes to bulb suction. These medical tips are sure to help you pass your nursing exam with flying colors. This demonstration is that of a patient who is second day post-op. Always make sure you avoid getting air bubbles into any of the tubes while converting.
Check out this dance tutorial video that demonstrates how to do a chest circle in belly dance. The chest circle of belly dancing is an important move to study. Learn to belly dance for fitness or art in this belly dancing video.
Check out this conning how-to video of the classic water bottle cheat sheet. As an homage to some of our favorite tricks, here's an old one that has been around for ages but some of you may not be aware of. In this video we show you how to utilize modern technology to always have your notes in plain view. We will do this by taking a common object that no one will think twice about and altering it to fit our needs. Watch this video tutorial and learn how easy it is to con your teachers into th...
Halloween may be finished, but the augmented reality chills are not over yet for some people. Arachnophobes are bravely facing their fears by cozying up to augmented reality spiders for a university study.
Andre was enjoying the carefree life of a 12-year-old with his friends, riding his bike and playing sports, like all kids that age. Schoolwork wasn't hard for him, and his grades showed that.
Crusty, itchy, red eyes? There is a decent chance you could have conjunctivitis, or pink eye, an infection of the thin lining around the eye and the eyelid, caused by bacteria, an allergen, virus, or even your contact lenses. Whatever the cause — you call up your doctor to get a prescription to clear it up, right? Not really.
Unfortunately, the very places we go to receive health care put us at risk for becoming infected with superbugs, bacteria exposed to so many antibiotics that they have become immune to their effects. Clostridium difficile (C. diff) is one such bacteria. It causes inflammation of the colon and rampant diarrhea that can have life-threatening consequences. Part of its virulence lies in the tough spores formed by the bacteria. They are responsible for starting infections in the colon and for spre...
After years of telling patients to finish any prescribed course of antibiotics completely, a group of researchers in the UK say it is no longer necessary, and could even be harmful if we want to preserve the antibiotics we can still use.
The herpes simplex virus (HSV) can cause devastating complications for infected newborns whose mothers have genital herpes. Understanding risk and research can help you, and your baby, when the time comes.
Over the past week, companies took a variety of approaches to investing in augmented reality. Lampix is backing its own effort to build an ecosystem for augmented reality platforms. Nokia and Xiaomi are teaming up on numerous fronts, potentially including augmented reality.
People who have heart disease get shingles more often than others, and the reason has eluded scientists since they first discovered the link. A new study has found a connection, and it lies in a defective white cell with a sweet tooth.
Most people are familiar with the decline of honeybee colonies around the world. Among other threats, Colony Collapse Disorder (CCD) is eroding the capability of honeybees to maintain their hives and provide their services to human farmers.
Despite the threat of superbugs, physicians continue to prescribe antibiotics when they might not be needed, and patients are suffering.
Respiratory Syncytial Virus (RSV) is the most commonly occurring lower respiratory tract viral infection in young children and usually isn't serious, but in premature infants and babies under six months old, the infection can be severe, and even fatal.
Even before we are born, our immune system is hard at work. New research shows how the developing fetal immune system takes advantage of the time and opportunity of gestation — in the presence of mom's cells and tissues — to develop a sense of self.
Dengue fever is a danger to anyone living or visiting tropical or subtropical regions. It can be hard to detect the infection in its earliest and most treatable phase, especially in children. Luckily, new research highlights better techniques for triaging the disease in infected children with more severe symptoms, potentially saving lives.
Mitochondria are known as the powerhouses of our cells because they generate energy to power them. But they also play a key role in the death of cells when they're damaged, infected, stressed, no longer needed, or at the end of their life.
The noses of kids who live in areas of intense pig farming may harbor antibiotic-resistant bacteria, presumably acquired from the animals, according to a new study by scientists at the Johns Hopkins Bloomberg School of Public Health, UNC Gillings School of Global Public Health, and Statens Serum Institut in Denmark, published in Environmental Health Perspectives.
