This video tutorial shows how to use Smooth-On's ReoFlex urethane mold rubber to cast a simple 1-piece block mold. Learn how to mix, pour, form, and create a one piece mold to create duplicates of an original object.

In this video, one teacher talked in detail about how to solve absolute value functions and how to translate different absolute value functions from one point in the matrix to another one horizontally and vertically. If the function is y=A|x-h|+k, generally, the diagram is symmetric based on the line of X and can be moved vertically based on k. The teacher gave several examples to explain how to illustrate the absolute value function. He started with a simple one: y=|x-h|, then continued with...

Many flute books suggest center-to-center (blow-hole lines up with center of keys) structure, but this can lead to comfort problems and inefficient use of the arm tendons. So this quick video is for teachers and advanced students to show some of the "rock and roll" problems and their solutions.

Get ready for Teacher's Day or simply show your teacher how much you care by making one of these cute as a button grannysmith apples. Apple-shaped pencil holders and notepads are sweet, but these origami apples show you took a bit of time out of your busy day to really make something special.

Everyone's had one. It's how you deal with it that makes a difference. You Will Need

In this video we learn how to balance chemical equations using a teacher's guide. A chemical equation is a brief way of summarizing what happens inside of a chemical reaction. When you mix up two different chemicals, they will create new types of chemicals in the equation. You have to take these new chemicals into equation when you are trying to balance it out. The mass on both sides must be the same as well as the number of different chemicals on each side of the equation. Try out practice e...

In this simple tutorial, you'll learn how to easily set up a prank on your teacher in class for April Fool's Day. If you're looking for a simple yet effective prank to pull on your teacher on April 1st, why not try this one? All you pretty much need is black shoe polish and access to your teacher's dry board eraser. The rest is easy.

Soloing is something that every guitar player should learn. Being able to solo on command is crucial to being a great professional musician period! If you know all five of your patterns and are still just playing in the box patterns without much movement, then this video will help break you out of your cage! Dave Hill, a teacher at Musician's Institute, goes into great detail showing you how to use a technique called "Shape Shifting" by moving your lines through each of the patterns on the ne...

A Teacher shows us how to graph compound sentences with the word "or" in them. These graphs will have arrows pointing out in different directions. On the number line draw arrows from the numbers in your compound sentence. So for example if after solving a problem with inequalities the problem has two possible answers that it could be, you would record both of the answers that it could possibly be. For our example we will use x is greater than seven, and x is less than three. You would then dr...

This is a video from yourteacher.com on simulations for Pre Algebra. It explains what simulations are and gives an example problem. The teacher reminds us that it is important to remember that there can be more than one simulation for a problem. The teacher suggests a simulation for the problem given and suggests how many times to run the simulation. The teacher makes a simulation for what sex a child is by flipping a coin and suggests to flip the coin 50 or 100 times. The teacher also explai...

Once you get accepted to your wizard school, you'll need to meet all of your teachers in Wizard101. In Ravenwood, the teachers are great wizards, but you be the judge.

In this tutorial, we learn examples on how to use separable verb phrases for the classroom. The first one is, "Do over", this is the same thing as "to do something again". If you make a mistake on an assignment, your teach might ask you to "do it over". "Fill in", means to write in answers on a test or assignment, to fill in the blanks. "Turn in" means for the student to give something or hand it in to the teacher. "Hand out" is to give something to the students and this is what a teacher doe...

This video will show you how to fake a RAM, Flash, or entire memory clear. Lots of teachers and test administrators go around and clear your calculator so students don't cheat. This is any easy way to subvert the teacher's security measure. This is a good thing to know if you want to cheat on your GED, SAT or ACT test / exam.

Students have been passing notes in class for decades, so what's the big deal about sending a quick text message? Everybody does it, even your teacher was surely guilty of covertly communicating with his or her peers back when they were in high school.

In this video tutorial, viewers learn how to do math with an ice cube tray. Users will need a ice cube tray and counting coins. Users can also substitute the coins for any kind of small counting item that will fit into the tray. There are several ways for the child to do math with the tray such as the teacher directed activity where the teacher gives out an amount of a number and the child would have to count that much using the tray. Users can also use flash cards to solve numbers and simple...

Today's word is "pause". This is both a noun and a verb. As a verb, it means to stop an action temporarily.

This tutorial, taught by a teacher from Lincoln High School in Los Angeles, CA, will teach you how to find the volume of a cylinder when given its radius.

Here is another great video that is perfect for teacher's or parents looking for a way to keep their kids entertained. In this video the main ingredient that is really needed is polymer clay. It's fun to play with and easy to use. Find out how to use it in order to make a cool polymer clay rose. Enjoy!

Today's word is "paucity". This is a noun which means scarcity or a lack of something.

This video from Yay Math! is a geometry lesson on how to complete a proof involving segments. He draws a line segment with four points labeled A, B, C and D. The problem is as follows: Given: AC is equivalent to BD. Prove that AB is equivalent to CD. The first statement of proof is the given. Next, you need to define the congruent segments and state that they're equal in measurement. Next, break down the segments: AC=AB+BC, and BD=BC+CD. This is called segment addition postulate. The end of t...

Essay writing is the bane of most students' educational existence. Whether you're a college student tired of slaving away over 30-plus page research papers or a high school student just trying to get through AP Language, chances are you'd love to find a way to cut down on all the writing. Before you spend hours googling facts and figures to cram into your next paper, work smarter by cutting down on content.

An American English teacher explains how infinitives are used.

In this video, we learn how to use English separable verb phrases for the classroom. Some basic phrases that you will need to know are "hand in", which would be used in a sentence like "he needs to hand in the assignments" or "he needs to hand this assignments in on time". If you use a pronoun, you must separate the verb phrases or the sentence will not me grammatically correct. After you have this down, practice another sentence. For the sentence, "the teacher will hand out the tests", you w...

Are you an aspiring ballet teacher? Much of teaching ballet techniques to students comes from demonstration & physical correction so that the student's muscles can learn the proper form. Learn how to teach ballet techniques from a pro teacher!

In this video the math teacher explains the meaning of the indefinite integral formula in calculus by stating it in terms of antiderivatives. He then shows in general terms how this indefinite integral formula has a related derivative formula, i.e. if the derivative of F(x) is f(x) then the indefinite integral of f(x) is F(x) plus a constant term (C). With this general relationship the teacher takes us through three related examples where he converts a derivative formula to an integral formul...

Welcome to part 2 of robotics teacher Scotty's introduction to electronics! the first video taught about the basic tools and components we need to start working with electronics. This one will cover the basics of electronics, from a primer on electricity and how it works to making a basic circuit and working with breadboard, the canvas of circuitry.

If you ever had a cool high school chemistry teacher, they probably demonstrated for you how dry ice can freeze everyday objects. But oh, it can do so much more and freeze so many more interesting things. This video will show you some fun dry ice tricks you can do, from making water acidic to freezing pure alcohol to making tomatoes so hard you can smash them with a hammer.

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.

In the world of shred, blues, jazz, rock, heck, in any world where you play guitar, one of the toughest, and interesting methods for picking is called hybrid picking, a combination of using both your pick and fingers to get more notes and more inventive and interesting licks and rhythm guitar phrases. In this video, Greg Harrison, a teacher at Musician's Institute, gives you an in-depth lesson on using hybrid picking with shred guitar to really increase speed and also add a new flavor to your...

Being a good rhythm guitar player isn't always about just knowing the chords, knowing how to break them apart and use their basic components in a creative was is also incredibly important. In this incredibly detailed video, teacher at Musician's Institute, Dan Gilbert, gives us a lesson on using triads as a base for licks and inventive ways of playing over a chord progression.

Can't get liquid nitrogen? Then make some yourself. Check out this instructional science video to learn how to make inexpensive liquid nitrogen. This tutorial video is great for science teachers, physics demonstrators, and science enthusiasts.

To pick up some sexy belly dance skills, check out this how-to video. A belly dancing pro gives some basic steps in this alluring dance. This teacher pretty much sums up why this is a dance favorite for many. Watch this video tutorial as she shows you how to move your hips then watch the rest of the links below the video for complete moves and history.

This video from Your Teacher is one of a range of math solutions. (which is the measurement from the center to the edge when drawn in a straight line) and also the area of the circle, is the amount of total space within its perimeter. The circumference of this circle is 20 pi. The circumference is 2 pi r. So 20 pi is 2 pi r. Which factors down to show that 10 is the radius (10=r). The area is pi r squared. As we know the radius is 10, we can work out the area - 100 pi.

In this video, we learn how to write an essay for school. This is important because it will help you get into college! The main parts of an essay are: the title page, outline, body, introduction, conclusion, and footnotes. Make sure your title page has the title of the paper, the student's name, teacher of the class, and due date for the paper. For the rest of the pages, make sure you follow the guidelines that have been set by your teacher to properly write. Add in a lot of details and make ...

Take a lesson in architecture from renowned architect Doug Patt by watching this video tutorial. If you want to learn about drawing and designing, without going to school, Doug's just the teacher. Watch to see how to draw and letter with lead like an architect.

Remember Seven Up? No..not the soft drink..the game! Seven Up is a popular game in school classrooms all over the country. It is great for all ages and super easy to learn, so check out this video and start having fun at school!

In this video the teacher shows us how to use a TI-84 plus graphing calculator to graph a function, adjust the view window, and determine the values of several types of critical points on the graph such as x-intercept, y-intercept, local maximums, and local minimums. After entering the function in the Y= editor she presses the ZOOM button and selects Z-Standard this adjusts the view window to a range of -10 to 10 on both axis. To find each of the critical points requested the teacher uses the...

Looks like teacher wasn't paying attention! This tutorial shows you how to make it look like you have been bloodily and violently stabbed with a basic school pencil. This tutorial is for the back of the hand, but you can use this technique anywhere.

If you've got a school science project coming up, or are looking for something fun to do with the kids, you can make this awesome solar system diorama that's shaped like a telescope so you can view the planets by looking into the telescope! In this video you will learn how to create this diorama that will impress even the most stern teacher!

Many teachers ask students to cover their textbooks in order to extend the life of book. You can make a book cover out of a brown grocery bag, wrapping paper, or even colorful construction paper. You won't have to go shopping for expensive back to school supplies, all you need is a little tape!