Presence Test Search Results

How To: Find the midpoint of a line segment in geometry

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 installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to find the midpoint of a line segment in geometry.

How To: Graph linear equations using a table

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 free video math lesson, you'll learn how to graph a system of linear equations using a T-Chart.

How To: Use a multimeter to test common household appliances

If you're doing any sort of electrical work at home, a multimeter is an invaluable tool to have. But as invaluable as it is to have a volt/ohm meter, it is obviously even more invaluable still to know how to use one. And, with this electrician's how-to, you'll learn how to do just that. For more information, and to get started using and reading multimeters yourself, watch this free video guide.

How To: Use the quadratic formula on a graphing calculator

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 installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to work with the quadratic formula on your graphing calculator.

How To: Rationalize a denominator

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 installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to rationalize a denominator.

How To: Solve a complicated radical equation in 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 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 solve a complex radical equation in algebra.

How To: Calculate the area of a trapezoid

Finding the area of a trapezoid is essential to high school and college mathematics. In this tutorial, learn how to find the area fast and easily. You will be aceing math tests in no time with this simple guide designed especially for students.

How To: Maintain a swimming pool with Lowe's

Lowe's home improvement expert Mike Craft gives the low down on how to maintain your swimming pool. Pool maintenance is essential for keeping your pool like new and in tip-top condition. You will need some basic materials such as water test strips, chlorine tablets, algae-cide, water shock, a skimmer brush, pool net and vacuum. This video will show you how to balance your water, shock the water, clean out the filters and sweep and vacuum out your pool.

How To: Cheat on exams with a hidden coaster

A easy, but effective cheat for exams. You will need a beer mat and a needle. Stick the cheat sheet on the coaster. Then put a pushpin in one corner and stick it under the desk. Now you can pop it up when your teacher isn't watching and slide it under when he is. Fun and easy way to cheat on tests.

How To: Lucid dream successfully

Learning how to lucid dream—that is, to be aware during your dreams that you are, indeed, dreaming—will allow you to live out fantasies, stop nightmares, and even road test some solutions to real life problems. You will need a dream journal and an alarm clock.

How To: Detect disease with Nanotechnology

Check out this instructional science video that demonstrates how to detect disease using Nanotechnology. From the Oregon Museum of Science and Industry, this is a demonstration about a new technology that lets us detect diseases earlier and faster than we could before. Science has invented this new technology that can test for several diseases at the same time.

How To: Install Microsoft Silverlight 2

In this video, Tim Heuer demonstrates fundamentals of ensuring that end users have a good installation experience when installing Silverlight 2. He walks through a few deployment methods and demonstrates tips on how to test your own experience. For more information on installing Microsoft Silverlight 2, watch this video tutorial.

How To: Add a CNAME record to tinydns (or djbdns)

In this überbrief video tutorial, you'll find instructions for adding a CNAME record to tinydns. The steps, demonstrated in the video, are as follows: Open up the data file, type a capital C, the domain you'd like to use, or subdomain, the IP address of the machine or destination you'd like that hostname to route to and the TTL or time to live. Save the changes, type make, and test it out!

How To: Perform the "Thunderstruck" card trick effect

Check out this card trick tutorial video to learn how to perform the "Thunderstruck" effect. In this card trick, four jokers instantly transform into four queens. This is one of the coolest card tricks to perform. Please practice it, put your skills to the test, and use it to amaze others.

How To: Make a Caesar salad from scratch

Watch this how-to video and see how The Canadian Living Test Kitchen makes a killer Caesar salad. This Caesar salad will be a crowd pleaser at the next dinner party. To make this salad you will need: mayo, vegetable oil, Parmesan cheese, white wine vinegar, dijon mustard, anchovy paste, garlic, romaine lettuce, and croutons.

How To: Use Quick Rank in AddWeb Website Promoter 8

AddWeb Website Promoter is an extremely popular program that helps webmasters promote their site on search engines. In this installment, we explore AddWeb's Quick Rank Feature.This feature allows you to run ranking reports that are not tied to profiles. You will want to do this when you want to test out keywords and phrases without committing them to be part of your normal website profile.

How To: Perform the Slow Flight maneuver

In this AeroCast episode, UND Aerospace discusses the Slow Flight maneuver as performed in the Piper Warrior (PA-28-161), referencing the procedures and standards outlined in the UND Warrior Standardization Manual. All performance tolerances are based on the performance standards set forth by the FAA Private Pilot Practical Test Standards. Since the most critical phases of flight occur at airspeeds less than cruise, a pilot must always be comfortable with his or her airplane’s handling charac...

How To: Perform Power On Stall maneuvers

In this AeroCast episode, Anthony Bottini discusses the Power On Stall maneuver as performed in the Piper Warrior (PA-28-161), referencing the procedures and standards outlined in the UND Aerospace Warrior Standardization Manual. All performance tolerances are based on the performance standards set forth by the FAA Private Pilot Practical Test Standards. Power On Stall practice is vital in increasing a pilot’s proficiency in regards to stall recognition and stall recovery techniques during an...

How To: Configure a XAMPP Server

XAMPP servers are a free open source server that makes it cheap and easy for you to test and review your website building as you go. This tutorial covers how to configure your XAMPP server for windows.

How To: Prank the mouse click buttons

This is actually a really easy and fun prank to pull off. What it does is simply switch the right click on your mouse, to the left click, and switch the left click, to the right click. Confused yet? Follow these simple instructions to test it out yourself, and enjoy your victims reactions when they get this prank pulled on them, trust me, it's funny!

How To: Make homemade microwave popcorn

With the carcinogenic additives in today's microwave popcorn, we at HoopajooLabs.com have developed a method of microwaving popcorn that is healthier, cheaper and (in the opinions of our test tasters) tastier. A delicious and healthy treat for about $0.10 that just about anyone can make. Great for students!

How To: Determine your VO2 maximum

Backpacker magazine associate editors Jason Stevenson and Shannon Davis demonstrate how to estimate your VO2 Max in this April 2007 SkillsCast. Find out how a simple running test can determine your VO2 Max, and why raising your score can make you a better backpacker, increase your endurance and fitness level.

How To: Prevent blisters on the trail

Backpacker editor-in-chief Jon Dorn explains 5 field-tested techniques for eliminating the three main causes of blisters: heat, moisture, and friction. Learn more from Backpacker's Gear School in the March 2007 Gear Guide, and at www.backpacker.com/video.

How To: Ingest vitamin D and minerals to fight MS

It is argued that sun exposure and warm weather helps people cope with and fight multiple sclerosis. Sun is important to produce vitamin D. There are arguments that vitamin D deficiency is connected with cases of multiple sclerosis. Get a blood test to make sure your vitamin levels are optimum and you are suffering from no mineral or vitamin toxicity.

How To: Use an oscilloscope

Oscilloscopes visualize electronic signals. This information can be useful for tests, debugging, and reverse engineering. If you work with electronic circuitry, being able to use an oscilloscope is a must have skill. Here Bre Pettis and Make Magazine hook you up with great tips.