Hot Education Posts
How To: Empty a large water bottle in two seconds with a straw
Bottled-beer chuggers the world over already know that letting air into your beverage with a straw makes it pour faster into your mouth. Did you know, however, that the same technique can be modified and used to empty a fluid into another container (or onto the floor) even more quickly? This video will show you how to use a modified straw technique to introduce air into a large bottle of water or other drink bottle, causing the contents to empty at a torrid pace.
News: With 2 Square Meters of Sunlight, You Can Melt Anything
Yep, anything (on Earth). Below, BBC One's Bang Goes the Theory demonstrates how normal sunshine can become a lethal heat-ray of 3,500 degrees celsius (with the aid of a high-performance solar furnace). That's hot enough to melt rocks. More by Bang Goes The Theory:
How To: Make Bullets? Make it Rain Molten Lead
In 1782, an English plumber named William Watts came up with a clever method for making shotgun ammo. Watts constructed a six story "shot tower", consisting of a series of perfectly lined up holes, drilled into all six floors of the structure. Watts then poured molten lead through a sieve from the top story, through the holes of each floor, finally landing on the bottom floor in a pool of water. The cushioned impact resulted in a perfectly formed bullet.
How To: Perform 10 awesome science magic party tricks
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 with smoke and rolling a can around on it's rim.
How To: Make hydrazine sulfate with the hypochlorite and the Ketazine process
Hydrazine sulfate has many uses, but most notably, it's been used under the trade name of Sehydrin, a treatment for anorexia, cachexia and some even think cancer. But for we DIY chemists, it's useful for something entirely different— as a substitute for the more dangerous pure liquid hydrazine in chemical reactions. NurdRage shows you how to make it via some hypochlorite and the Ketazine process.
News: Would You Go on a One-Way Trip to Mars?
Missions to Mars are far and few between because the fuel is so costly. Solution? A pair of scientists are proposing that elderly astronauts are sent on one-way missions to Mars, to boldly go... and not come back:
How To: Find a data point (Xi) with the Z-Score formula
In this free video math tutorial, we learn how to use the Z-Score formula to find a data point (Xi) in statistics. With mathematics, as with anything else, not everyone progresses at the same rate. Stats is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help finishing your homework or studying...
How To: Factor trinomials using the Berry factoring method
In this free video math lesson YAY MATH, we learn how to factor trionmials using the Berry method. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help finishing your homework or studying for that next...
How To: Simplify expressions involving i in intermediate algebra
In this free video math lesson YAY MATH, we learn how to work with imaginary numbers in intermediate algebra. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help finishing your homework or studying fo...
How To: Work with logarithms in intermediate algebra
In this free video math lesson YAY MATH, we learn about logarithms — what they are, how they work and how to solve math problems involving them. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help fin...
How To: Do synthetic division in intermediate algebra
In this free video math lesson YAY MATH, we learn how to divide a polynomial by a linear factor (e.g., x - a) using synthetic division. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help finishing yo...
How To: Divide two polynomials in intermediate algebra
In this free video math lesson YAY MATH, we learn how to divide two polynomials using long division. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help finishing your homework or studying for that ne...
How To: Solve a system of equations with two unknowns in algebra
In this free video math lesson YAY MATH, we learn how to simultaneous equations — sets of equations with multiple variables — in basic algebra. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up. Whether you need help fini...
HowTo: Measure the Distance from the Earth to the Moon
Measuring the distance from the Earth to the moon doesn't require NASA equipment. The ancient Greeks did it, which means 2,000 years later, you can do it, too.
How To: Write an informative professional biography with tips
Fiction books are often cited as being more entertaining than non-fiction books as you get to travel to exotic, sometimes alien worlds and the characters can sometimes be supernatural, with cool powers like flying or being able to heal instantly (vampires, anyone?).
How To: Write a bestselling fantasy novel with tips
November is national Novel Writing Month, which means if you've been dreaming about penning a bestselling science fiction or fantasy thriller since you turned 10, now is the time to put pen to paper.
How To: Pass Your Math Class With 9 Tips
Not all people can catch up with formulas, and problem solving skills, but with the right attitude and proper time management there's no doubt you'll pass the subject.
Pedophile How-To Guide: Amazon Caught With Pants Down
Here at WonderHowTo, we are often presented with morally questionable HowTo's. When it comes to stocking our library, we have to weigh in the community value of indexing tutorials with potentially negative repercussions. Where is the line when it comes to areas like weapons, sex, and drugs?
How To: Build a strong body paragraph for a school essay
In this tutorial, we learn how to build a strong body paragraph for a school essay. This consists of several sentences unified by a common point. The topic sentence is first followed by the supporting sentences. The topic sentence should express what the attitude of the topic is and describe it. Limit the scope of the topic sentence, don't make it too broad. Development is essential to an effective paragraph. It should end with a concluding sentence that is linked to the thesis statement. The...
How To: Take a reading comprehension test
In this video, we learn how to take a reading comprehension test. First, you need to learn how to deal with the questions that are asked on the test. To help, you should learn how to read quickly instead of reading the entire paragraph. Read the questions first so you know what to look out for as you are reading the paragraph presented to you. This will save you a lot of time when you are taking the test and give you some time to go over the questions. When finished, you will get a great grad...
How To: Write a literature review for thesis writers
In this tutorial, we learn how to write a literature review for thesis writers. The three elements are: discuss the most relevant theory, introduce and define key terms, and discuss recent research in the field. You will need to include the most important literature, quote directly only if you discuss at some length, and use indirect quotes as well. Focus on notions you will use in your empirical study. It should be ten pages or less and sources of all quotes must appear in your works cited p...
How To: Study for college exams
In this video, we learn how to study for college exams. Start focusing and get ready for the new exam after you take the first one. Just make sure you wind down and relax after that test for a couple of days. This will let your brain rest and give you a well-deserved break from studying. Just make sure you get back on studying so you can do well on your next exam as well. This process will become easier if you practice it with each and every test you have to take. Just remember to study and i...
How To: Make a candy DNA model
In this video we learn how to make a candy DNA model. First, purchase some black licorice and another color. Grab two each from the pack and then purchase some gummy bears. After this, pick out four different colors from the gummy bears bag. Take your scissors and put the licorice together. Cut one inch pieces so you end up with six of them. These will represent the sugars in the molecules. Once you do this, you will take the string and push it through the holes that are in the licorice. Laye...
How To: Do an animal blubber (fat) glove experiment
In this video, we learn how to do an animal blubber (fat) glove experiment. You will need: a big bowl with ice water in it, 4 plastic bags, thermometers, and some vegetable shortening. To start, you will take the shortening and scoop it into plastic bag and then stick one of your hands in it. After this, stick two bags over your opposite hand with the temperature into it. Then, you will stick each of your hands in the ice water and see which one lasts longer in the ice water. The fat should k...
How To: Study effectively in college
In this video, we learn how to study effectively in college. First of all, make sure you don't have an distractions around you. Find a place where you can study quietly where nobody will bother you and where you won't break your concentration. Find a way to study that works for you, study something that you don't know and write it down to help you remember it better. Try studying alone or with another person, whichever works better for you. Make sure to get enough sleep and eat something befo...
How To: Make a rocket with your kid
In this tutorial, we learn how to make a rocket with your kid. First, go to a craft store and buy a starter set that has all the parts for the rocket inside of it. After this, you can take all the parts out of it and grab the directions out of it. Use the directions to help your child make the rocket and get together with groups if you want to make a day of it. After you make the rocket, you and your kid can set it off with the others or alone in an open space! Have fun and enjoy making these!
How To: Experiment with dry ice
In this tutorial, we learn how to experiment with dry ice. You can buy dry ice from any grocery store, so grab that and you will also need some soap. After this, grab the dry ice with some thick gloves and set aside. Then, put some hot water inside of a container with some soap. Put the dry ice last inside of the container. After you're finished, you can wait to see the reaction occur! It will start to smoke and make different noises which is fun to watch and see! When done, clean up your are...
How To: Factor a trinomial by GCF then grouping method
This is a video tutorial in the Education category where you are going to learn how to factor a trinomial by GCF then grouping method. For example how to factor the trinomial 6r(squared) – 28r + 16. The first thing is to get the greatest common factor (GCF) of the numbers. So, GCF of 6, 28 and 16 is 2. The trinomial can now be written as 2{3r(squared) – 14r + 8}. To factor by grouping, see the trinomial as the general formula of ar(squared) + br + c. To factor this, you got to look at the...
How To: Use probability to predict weather
In this video, we learn how to use probability to predict weather. Probability is the chance of something happening. If you want to know what the weather is going to be like, you can look at the weather report and see what each day is going to do throughout the week. Ask yourself what the probability is that the weather will be cloudy, judging from what the current work week weather is. First, figure out how many days there are total and then find out how many are cloudy versus how many are s...
How To: Write equations in pre-Algebra
This is a video tutorial in the Education category where you are going to learn how to write equations in pre-Algebra. Write an equation that represents the following sentence and then solve the equation. The product of n and 6 is 12. That's n multiplied by 6 or 6n = 12. We want to solve our equation for n. That is we want to get n all by itself on the left hand side. Since n is multiplied by 6, we got to divide both sides by 6. So, we get 6n/6 = 12/6. On the left hand side of the equation, 6...
How To: Write an article
In this video, we learn how to write an article. When writing an article, you need to use the proper formatting. This starts with the introduction to grab the reader's attention. Then the middle will elaborate on the introduction with 200 words maximum. The end will give the conclusion and summarize in around 50 words total. Don't give an opinion, just keep it un-biased and let the reader come up with their own opinion. Don't make some common mistakes which include: spending too much time res...
How To: Do operations with radical expressions
Radical expressions are those in which the radical symbol (under root sign denoting the square root or the nth root) is present (either multiplied or added). Solving these is a bit tricky, but involves similar algebraic maneuvers in a different way.
How To: Test for boron with curcumin
Want to test whether the soil sample or a water sample contains boron, watch this video. As shown in the video, the first step is to create test specimens of various concentrations using a simple turmeric and ethanol solution as a base for comparison. The basis of this experiment is the fact that curumin present in turmeric reacts with boron to form a reddish compound and so the result of this reaction can easily be verified visually.
How To: Write a thesis statement
In this video, we learn how to write a thesis statement. What you really want to say about your topic is what the thesis statement is. It's nothing but your topic and what you want to say, so don't get scared by the term "thesis statement". Practice writing your paper using this saying instead of thinking of the thesis statement term. Usually in school you are given the topic you are going to write about it, so just state that topic and defend your position on it. It will be the same in real ...
How To: Use the Pythagorean Formula to find a missing side
The Pythagorean theorem is a simple theorem that states that - for a right angled triangle the square of the length of the hypotenuse is equal to the sum of the squares of the length of the remaining two sides.
How To: Avoid research paper plagiarism with quotations
In this tutorial, we learn how to avoid research paper plagiarism with quotations. Whenever you use a source, you can quote from it using the author's direct words, or you can paraphrase. Paraphrasing means putting something into your own phrases and sentences, because you will have to repeat certain key words. If you do this, you have to make sure you are not copying the quote exactly, and that it really is in your own words. You can't put something into your own words if you don't understan...
How To: Make notecards for your reasearch paper
In this video, we learn how to make note cards for your research paper. Note cards will help keep your data organized and easy to organize. Take a pen and write out the title of the card on the top, then write out the pages you got the information from next to that. From here, start to write down information on the card, covering one topic per card. Use any notes that will help you out and have the most amount of information on them. After this, use a highlighter to highlight the different wo...
How To: Write a thesis introduction
In this video, we learn how to write a thesis introduction. First, you will need a concrete story. Start your thesis with a story that shows your interests. The second part is to have an interesting question that you will answer in the thesis. The third part is to have an explanation. Tell the reader why the question is so important and explain it. The fourth part is chapter details. Introduce the aim and content of each chapter as you present it. The fifth part is to make your thesis one of ...
How To: Factor a trinomial by unfoiling (trial and error)
Factorization of a trinomial can be achieved by using the standard method of appropriately "splitting the middle term" or by this method as shown in the video.
How To: Cite footnotes for an English paper
In this video from thedarkwanderer we learn how to footnote your references in a paper. For this you need a list of your references used. Place a superscript right after the last word that you want to acknowledge. Then place the note proper at the bottom of the same page. Put the footnote numeral slightly raised followed by the note proper. Make sure that the superscript number corresponds to the number of the footnote. Keep the footnotes flush with the paragraphs of your text. Footnotes comi...