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How To: Solve rational inequalities (intermediate level)

Struggling with math homework? An expert instructor from Khan Academy helps you work your way through the challenges of solving more difficult rational inequalities. Provides fantastic animated examples that demonstrate helpful tips, overcoming common problems with inequalities, and "simplifying" the problems of inequality simplification! Covers tricky complications such as swapping inequalities, understanding constraints, working with negative numbers, and working with zeros in equations. Po...

How To: Do a knitted cast on

A knitted cast on stitch is one of multiple methods for casting on your stitches, and is good for starting a scarf, or the bottom of a sweater. With this tutorial, learn how to do the cast on stitch. Beginning with a loose slip knot, knit a stitch, making sure to replace the original stitch on your left hand needle. This will provide the basis for all the subsequent stitches, making up the amount of necessary stitches you will need to cast off. Keep in mind this is not an elastic stitch, so a...

How To: Introduce examples in your IELTS essay

This is a video on writing essays. The video is a part of a series on essay writing. The current video involves inserting examples into an essay that you are writing. The speaker describes how to complement arguments contained within essays that provide support to the argument. The purpose is to improve the strength of arguments and, by extension, the quality of the essay. The speaker goes on to describe different phrases that are helpful in introducing examples into an essay.

How To: Do long division

For anyone who has ever struggled with long division, this video offers some tips on how to perform this seemingly daunting task with relative ease. The example provided in this video is a very useful one and by following the steps of this video, you will be able to do long division easily. Starting from the right side of the number which is being divided, add 0's as place holders until you arrive at a number which can be divided by the number you want to divide by. Perform this one simple di...

How To: Make a paper bag album for Artist Trading Cards (ATC)

If you have ever thought about making a paper-bag album for artist trading cards, this is the video for you. Ozsomenurse captures this in a simple video saving you money. The required materials are easy to acquire. They are all available at your local craft store. This video provides very descriptive and easy to follow instructions. The finished product is a cute, hand-crafted album for your artist trading cards.

How To: Understand imperfect combined with conditional tense

Learning French on the web is brought to life by walking the streets of France though a YouTube video. Here a French man brings you to a large advertising poster on a Paris Street to show the use of verbs. While the content of the billboard/poster itself grabs your attention, the on the street instructor provides vital information so that you will better understand the imperfect combined with conditional tense. This novel approach of learning French grammar though the use of real life example...

How To: Calculate your BMI with a formula

Knowing your BMI, or Body Mass Index, is a great way to see if you are at a healthy weight. In this simple and short video provided by Children's Hospital Boston, you will figure out how to calculate your BMI by taking your weight (in pounds) and multiplying it by the number 703 and then dividing it by your height (in inches) squared.

How To: Wear chunky knit sweater cardigan

Everyone wants to keep their hands warm, but here we are shown how to keep them warm with style as we are shown how Anna Saccone accessorizes, matches, and makes the warm winter dressing fashionable and exciting. From style of top to the type of footwear, Anna keeps the winter dressing trendy and tells where to buy the clothing while including clearing up some misconceptions when purchasing certain clothing online. Once Anna shows how well she can cover the basics of winter dressing, she adds...

How To: Use the ProvoCraft YuDu home screen printing machine

Margot Potter, otherwise known as The Impatient Crafter, provides a thorough examination and demonstration of the ProvoCraft YuDu home screen printing machine from start to finished product (in this case a screen printed tee-shirt). This video is effective both as an introduction to the product and what comes with your purchase as well as tips and tricks as to how to work with home screen printing. The 6+ minute video is entertaining as well as informative and keeps your attention in an irrev...

How To: Build a star mine

Impress all of your friends on the 4th of July by learning how to build a star mine with this instructional video! Narrator describes the simple objects you can use to create this, such as cardboard and a paper tube, and also provides alternatives in case you run out of something. You can also see examples of what your mine should look like once you fire it off! Follow this video and you will be the star of your next night time festivity!

How To: Do the "disappearing coin" bar trick

Try out this amazing bar trick… the "vanishing coin". Watch and learn how to make a small coin disappear under a shot glass and then magically reappear. Use this coin trick to hustle your friends or to just impress them. A little glue might just be the secret to disappearances.

How To: Spin wool

In this episode of Growing Wisdom, Dave Epstein and fiber sculptor Susan Barrett Merrill discuss how to spin wool. Barrett Merrill demonstrates the spinning wheel and explains how wool is transformed into yarn. She also shows some of her own work and explains her artistic process.

How To: Spiff up your driveway with street print

Your driveway can make a big difference in the appearance of your house. As nice as it would be to have a brick, slate or cobblestone driveway, those are expensive options that not everybody can afford. In this episode of Growing Wisdom, you'll learn how to use a comparatively inexpensive process called street printing to really class up your driveway by creating the illusion of brick and other textures.

How To: Use a three-bin composting system

Every day, the average American throws away about four pounds of trash. But a lot of your daily trash could actually be very useful in the garden, as composting. In this episode of Growing Wisdom, Dave Epstein shows you how to use a three-bin composting system.

How To: Extract seeds from tomatoes

If you've grown tomatoes from seed, perhaps you've wondered how the seed company extracts those seeds. In this episode of Growing Wisdom, Dave Epstein walks you through a process known as sluicing. Using sluicing, you can extract vegetable seeds yourself.

How To: Choose a shade tree

When you head to your neighborhood gardening center to find a shade tree for your garden, the variety of choices can be pretty overwhelming. There are so many kinds of trees, and each of those trees has its own varieties. In this clip, Dave Epstein from Growing Wisdom will help find the best shade tree for you.

How To: Use soil block makers to start seeds

A soil block maker is a cool device for starting your seeds. All you do is fill a container with soil and use the block maker like a cookie cutter. Then you'll have little blocks of soil to plant your seeds in, and you can easily transfer the block to your garden. Now stand back and watch your plants grow!

How To: Use vinca (or periwinkle) flowers in your garden

The vinca, or periwinkle, is a hearty flower that adds a lot to any garden. It comes in a variety of colors, and grows in the sun as well as the shade. But they're so hearty that you have to watch them, or they'll start springing up where they're not supposed to. In this video, Dave Epstein from Growing Wisdom walks you through using periwinkles in your garden.

How To: Make hoops for your low garden tunnel

With low garden tunnels you can protect your plants from frost and insects, and you can overwinter your crops. In this episode of Growing Wisdom, host Dave Epstein will look at how to build a garden low tunnel. He'll focus on using the Quick Hoops Bender for the project.

How To: Earn the Ghost achievement in Modern Warfare 2 (MW2)

This video is a quick and easy guide on how to unlock the Ghost achievement in Call of Duty: Modern Warfare 2 in the Cliffhanger mission. If your goal is to get this achievement, it's recommended that you play the level on Recruit to make it harder to be detected. Remember: Stealth is the primary tactic needed for this mission.

How To: Get the Colonel Sanderson achievement: Modern Warfare2

Call of Duty 4: Modern Warfare 2 is considered one of the best first person shooters of all time. Released for the Xbox360, Playstation 3, and PC, Modern Warfare 2 provides an excellent gaming experience for action lovers. Whether you are new to the game or have completed it on Veteran, there's a good chance you'll find some useful information here.

How To: Prune tomato plants to increase production

One way to increase production in tomato plants is pruning. Pruning your tomato plants will decrease the amount of energy needed for leaf production and increase the amount of energy that goes into your tomato, which provides a a larger and better tasting tomato. Trimming off branches that are not used and are not in direct sunlight achieves more efficiency by directing sugars into the fruit and not into the other branches. Watch this time lapse how-to video, follow along with the tips, and s...