3D Print General
3D Printed Predator Bust
In this quick video I 3D print and paint a Predator bust designed by Geoffro. Link to bust: http://bit.ly/2Oyl0Me
Two Minute Music Theory
Coda: Egyptian Music Theory
A study of the instruments used in Ancient Egypt
Programming Electronics Academy
How to Assemble the DFRobot Pirate 4WD Mobile Platform
This video walk through assembling the popular DFRobot Pirate. It focuses mostly on what the instruction manual leaves out, which I hope will save you some time!
Brian McLogan
Learn to determine the points where a function is non differentiable
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Financial Times
The internet of broken things: it may be time to start again
The internet has become an indispensable tool, but the FT’s Hannah Kuchler thinks it is in urgent need of repair. She also says that as we put more physical objects online, from self-driving cars to nuclear power plants, risk of fatal...
Brian McLogan
Learning to write the domain of a rational function with an asymptotes and hole
👉 Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Brian McLogan
How to evaluate the left right and general limit from a graph with holes
👉 Learn how to evaluate the limit of a function from the graph of the function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. When...
Curated Video
Adding Mixed Numbers Using an Area Model
In this video, the teacher explains how to add mixed numbers using an area model. They emphasize the importance of understanding the whole number and fraction components of a mixed number, and how to correctly represent them in the area...
The Backyard Scientist
Aluminum Vs Melons = Hand Grenade?!
Pouring molten aluminum in a watermelon turned out to be really popular, So I poured aluminum in two more melons, honeydew and cantaloupe. It turned out really cool, giving a perfect cast of the inside of a melon. It looked just like a...
Brian McLogan
Are endpoints of a graph discontinuities?
👉 Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Curated Video
Adding Mixed Numbers Using an Area Model
In this video, students learn how to add mixed numbers using an area model. The teacher explains the common mistake of not understanding the significance of the whole number in the mixed fraction. Through the use of area models, students...
NASA
NASA | Swift Finds 'Missing' Active Galaxies
Most large galaxies contain a giant central black hole. In an active galaxy, matter falling toward the supermassive black hole powers high-energy emissions so intense that two classes of active galaxies, quasars and blazars, rank as the...
Brian McLogan
Learn to evaluate the limit from the left right and general of a graph
👉 Learn how to evaluate the limit of a function from the graph of the function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. When...
Science360
Ulcer Answers
Ugh, that sinking feeling in your stomach. But for many Americans the sinking feeling is accompanied by heartburn, bloating, cramping and other general discomfort. Stomach ulcers affect nearly four million American's every year. So, what...
Boulder Creek International
The Frontier Ukraine: Investigating the MH17 Tragedy
WARNING: This video contains footage of violence and death, some viewers may find distressing. The Frontier Ukraine part 5/7: This video discusses the investigation into the downing of Malaysia Airlines Flight MH17 in 2014. It explores...
Next Animation Studio
Trapped miners still alive, many days after cave-In
Rescuer workers pulled out a note that told them 12 miners were still alive deep underground, but water was rising around the survivors
Odd Quartet
Making The Loudest Metronome
This video looks at how you can build a very loud meteronome
Physics Girl
STRANGE Sand Acts Like Liquid
Bubbling air through sand can cause it to act like a liquid. Dianna Cowern and William Osman try to reproduce this popular GIF on Physics Girl. Sand liquefied!
Programming Electronics Academy
LED Stuffed Pumpkin :: Halloween Arduino Project
It all started with a trebuchet. I was inspired by helping a friend who built a small trebuchet on his birthday and thought it would be fun to make a larger one that could shoot pumpkins. The idea was that during thanksgiving on the farm...
Curated Video
Using Line Plots to Solve Multistep Problems
In this lesson, students will learn how to use line plots to solve multistep problems involving addition and multiplication. They will understand the concept of multiplying fractions with whole numbers and how to add fractions correctly.
Curated Video
Water Sports Vocabulary for IELTS - IELTS Energy Podcast 1168
Today we give you so much vocabulary related to water activities and beach activities. Even if you do not like the water, you still might be asked about it on IELTS Speaking! Listen up today for tons of great ideas that you can use on...
Curated Video
Understanding Numerators and Denominators in Fractions
In this video lesson, mathematicians will learn to understand and communicate the meaning of the numerator and denominator in a fraction. By drawing pictures and describing problems, students will grasp that the denominator represents...
ATHS Engineering
3D Modeling an Angle Bracket Using Onshape
The teacher explains a project where students will 3D model an angle bracket based on a multiview drawing, using tools such as the fillet and hole tool in Onshape. The dimensions and specifications are provided, and the end result should...
Brian McLogan
Evaluate the limit of an absolute value function by direct substitution
👉 Learn how to evaluate the limit of an absolute value function. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The absolute value...