Hi, what do you want to do?
The Backyard Scientist
How to Grow A Lead Crystal Tree! Old Alchemy Demonstration.
AKA "Saturns Tree" or the "Tree of Saturn", it is a well known, but often forgotten demonstration. It is very easy to do at home, but you must be carefull.. Lead is very poisonous!
Bill Carmody
The ROI of Inflencer Marketing with John Ale
In this video, Bill Carmody interviews John Ale, an investor in TapInfluence and an expert in marketing software platforms. They discuss the importance of measuring return on investment (ROI) in influencer marketing and how TapInfluence...
Curated Video
Solving Pairs of Linear Equations Using Patterns
In this video, students learn how to solve pairs of linear equations by using patterns. They explore the concept of solutions to linear systems and how they can be represented graphically. By analyzing the slopes and y-intercepts of the...
Brian McLogan
Graphing a linear inequality using slope intercept form
👉 Learn how to graph linear inequalities written in slope-intercept form. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also...
Curated Video
Understanding the pH Scale: Strong and Weak Acids, Acid Concentration, and pH Measurement
This video is an educational tutorial on the pH scale. The presenter goes over the difference between strong acids and weak acids and explains how they dissociate in an aqueous solution. They also cover acid concentration, which is...
Brian McLogan
Determining the scale factor of two quadrilaterals
👉 Learn about dilations. Dilation is the transformation of a shape by a scale factor to produce an image that is similar to the original shape but is different in size from the original shape. A dilation that creates a larger image is...
Curated Video
Determining the Number of Solutions in an Equation
In this video, the teacher explains how to determine the number of solutions an equation has by simplifying and transforming it into a simpler form. They use patterns and properties of equality to predict the number of solutions.
Bill Carmody
Transforming Legal Services: A Conversation with LegalZoom CEO John Suh
John Suh, CEO of LegalZoom, acknowledges that getting the legal aspects of your business right is a necessary evil. He shares his vision on how LegalZoom has maximized the efficiency and lowered the cost of having the right legal support...
Curated Video
Solving Systems of Quadratic and Linear Equations by Graphing
In this video, the teacher explains how to solve a system of equations that includes both quadratic and linear equations by graphing. The teacher emphasizes the importance of graphing accurately and highlights common mistakes to avoid.
Institute for New Economic Thinking
Jean-Philippe Bouchaud: Taking Stock of Complexity Economics 2/5
Jean-Philippe Bouchaud, Professor of Physics, École Polytechnique speaking at the breakout panel entitled "Taking Stock of Complexity Economics: Which Problems Does It Illuminate?" at the Institute for New Economic Thinking's (INET)...
APMonitor
Solve Nonlinear Equations with Python
This tutorial demonstrates how to set up and solve a set of nonlinear equations in Python using the SciPy Optimize package.
Curated Video
Titration Calculations: How to Determine the Concentration of an Unknown Solution
In this video, the presenter discusses titration calculations, which are useful in determining the concentration of a solution by using a solution of known strength. The video explains the thought process and equations involved in...
Let's Tute
Issue of shares - problem solving 3
In this video we wil learn how to solve problems on Issue of shares
Virtually Passed
Curvilinear motion example 2
What is the magnitude of the acceleration of a ball traveling around a circular path if it's constrained to have a constant vertical velocity? Always start these problems by doing a velocity analysis, then finish it by doing an...
Curated Video
The Sub1 Reloaded: The Fastest Robot to Solve a Rubik's Cube
Gerrit explains how the Sub1 robot uses on-board cameras to enable it to solve a Rubik's Cube in record-breaking time. Use to consider what information the cameras must capture and pass on in order for the cube to be solved.
Curated Video
Solving Equations Involving Squares and Square Roots
In this lesson, students learn how to solve equations involving squares and square roots by using properties they already know. They discover that when solving one-step equations where the variable is squared, there will be two solutions...
Institute for New Economic Thinking
Economists Incentivize Conformity Over Quality
Economists tend to incentivize conformity over quality, but could pressure from outside groups change that?
INET sits down with Carlo D’Ippoliti, Associate Professor of Economics at Sapienza University of Rome, to talk about...
INET sits down with Carlo D’Ippoliti, Associate Professor of Economics at Sapienza University of Rome, to talk about...
National Institute of Standards and Technology
Hydrogel Scaffold Library
This is a demonstration of how to make hydrogel scaffold libraries for rapid screening of cell-material interactions in 3D. This approach will help accelerate the development of new devices for tissue engineering applications.
Curated Video
Solving Inequalities with Negative Coefficients
In this video, the teacher explains the concept of solving inequalities containing negative coefficients. They discuss the importance of using the correct inequality sign and demonstrate an example where the sign needs to be switched to...
Curated Video
Finding Solutions through Intersection on a Graph
In this video, the teacher explains how to find the solutions to a system of equations by graphing them and looking for points of intersection. They demonstrate that a system of equations can have one, more than one, or no solutions,...
Brian McLogan
How to solve a separable differential equation
Learn how to solve the particular solution of differential equations. A differential equation is an equation that relates a function with its derivatives. The solution to a differential equation involves two parts: the general solution...
Curated Video
Understanding Strong and Weak Acids, Acid Concentration and the pH Scale
This is a science lesson on strong and weak acids. The presenter explains the differences between strong and weak acids, their ionization levels, and their effect on acid concentration. The video also covers the pH scale and how it...
Curated Video
Describe an advanced data structure : Find the Factorial with a Given Number of Zeros
From the section: Doing a Lot with Very Little. In this section, we will explore some problems that look difficult to solve efficiently at first sight. You might think that they require some advanced logic or data structures, but...
Curated Video
Extracting DNA from Fruit: A School Laboratory Method
This video explains the process of extracting DNA from a fruit sample using a method that can be done in a school laboratory. The video outlines the steps involved in extracting DNA, such as creating a solution with salt and detergent to...