Instructional Video10:30
Math Fortress

Calculus III: The Dot Product (Level 7 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 3 challenging examples that require the use of dot product.
Instructional Video11:36
Math Fortress

Calculus I: The Product Rule (Level 1 of 3)

12th - Higher Ed
This video will teach you how to find the derivative of functions formed by products of functions by using the product rule. An example involving the product of three functions is also illustrated.
Instructional Video4:49
Curated Video

Predicting Solutions of Linear Equations

K - 5th
In this video, the teacher explains how to predict the number of solutions in linear equations by identifying key features. They demonstrate examples of equations with one solution, no solutions, and infinitely many solutions,...
Instructional Video17:31
Catalyst University

Complex Mechanisms: Pre-Equilibrium Approximation

Higher Ed
Complex Mechanisms: Pre-Equilibrium Approximation
Instructional Video8:25
Math Fortress

Differential Equations: Families of Solutions (Level 2 of 4)

12th - Higher Ed
This video introduces the basic concepts associated with solutions of ordinary differential equations. This video goes over 3 examples illustrating how to verify general solutions of ordinary differential equations.
Instructional Video7:04
Math Fortress

Calculus II: Integration By Parts (Level 6 of 6)

12th - Higher Ed
This video goes over two examples, covering the proper way to find definite integrals that require the use of multiple integration techniques. Specifically, integration by parts and u-substitution.
Instructional Video7:59
Curated Video

Understanding Quadratic Expressions and Equations

K - 5th
In this video, the teacher explains the difference between quadratic expressions and quadratic equations. They use examples, such as a roller coaster path and building a patio with a brick border, to illustrate the concepts. The teacher...
Instructional Video4:52
Curated Video

Describe Relationship Between Expressions with Fractions and Decimals

K - 5th
In this video, students learn how to describe the relationship between expressions involving fractions or decimals without actually calculating them. The teacher explains the common misunderstandings of multiplication and division,...
Instructional Video9:20
Math Fortress

Calculus II: Trigonometric Integrals (Level 6 of 7)

12th - Higher Ed
This video continues illustrating methods for solving trigonometric integrals that contain combinations of trigonometric functions. Specifically, those that contain products of sine and cosine with distinct arguments (angles). This video...
Instructional Video5:36
Curated Video

Understanding the Influence of Multiplying Equations by Constants on Graphs

K - 5th
In this video, the teacher explains how multiplying an equation by a constant affects the equation and its graph. They define constants and variables, and show how multiplying every term in an equation by a constant produces an...
Instructional Video3:59
Curated Video

Simplifying Expressions: Distribution and Combining Like Terms

K - 5th
In this video, the teacher explains how to simplify expressions by using distribution and combining like terms. They provide examples and review the concept of finding the perimeter of a rectangle. The lesson emphasizes avoiding common...
Instructional Video5:23
Curated Video

Relating Changes in Cube Edges to Volume Using Polynomial Equations

K - 5th
In this video, we learn how to relate changes in the edges of a cube to changes in its volume using polynomial equations. We explore the concept of polynomial identities and how they can be used to simplify expressions and find the new...
Instructional Video8:32
Math Fortress

Calculus III: The Dot Product (Level 3 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 11 examples illustrating how to solve problems that make use of the geometric and component definition of the dot product.
Instructional Video14:21
Virtually Passed

2DOF Spring Mass System Proof

Higher Ed
This is an alternate proof for finding the natural frequencies and natural modes for a 2 DOF system. This method can always be used, but it's easier to involve matrices for larger degrees of freedom.



The equation of motion...
Instructional Video7:07
Why U

Pre-Algebra 27 - Raising Exponential Expressions to Powers

12th - Higher Ed
If a term raised to a power is enclosed in parentheses and then raised to another power, this expression can be simplified using the rules of multiplying exponents.
Instructional Video7:29
Math Fortress

Calculus I: Derivatives of Polynomials and Natural Exponential Functions (Level 2 of 3)

12th - Higher Ed
This video will teach you the basics of calculating the derivative of simple polynomials and exponential functions using the constant multiple, sum and difference rule.
Instructional Video50:12
Institute of Art and Ideas

The Word and the World (long form version)

Higher Ed
The power of words is a wonder, and language perhaps our greatest skill. Yet the gap between the sound of a bell and its description is huge. Are the limits to language so profound that the big questions of science and philosophy are...
Instructional Video4:50
Curated Video

Proving the Relationship between Side Length and Area of a Square

K - 5th
In this video, students learn how to prove a pattern in a relationship by squaring the sum of two terms. They are shown how to distribute the terms and simplify the expressions to arrive at an identity. The video also provides an example...
Instructional Video6:05
Curated Video

Finding Solutions through Intersection on a Graph

K - 5th
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,...
Instructional Video10:00
Math Fortress

Calculus I: The Quotient Rule (Level 1 of 3)

12th - Higher Ed
This video will teach you how to find the derivative of functions formed by a quotient of functions by using the quotient rule and going over 3 examples.
Instructional Video9:25
Let's Tute

Basic Trigonometry Identities

9th - Higher Ed
In this video we will learn what is Basic Trigonometry Identities. We will cover the topics such has Trigonometry Identities, Equations & Identities, Application, Some Questions and Derivation.
Instructional Video7:05
Math Fortress

Calculus II : Integration By Parts (Level 6 of 6)

12th - Higher Ed
This video goes over two examples| covering the proper way to find definite integrals that require the use of multiple integration techniques. Specifically| integration by parts and u-substitution.
Instructional Video5:20
Curated Video

Systems of Equations with No Solutions

K - 5th
In this video, the teacher explains the concept of systems of equations with no solutions. They demonstrate this by graphing two equations and showing that they have parallel lines with no points of intersection. They also explain how to...
Instructional Video5:26
Curated Video

Polynomial Identity and Combined Area of Consecutive Squares

K - 5th
In this video lesson, students will learn how to describe the combined area of two squares using consecutive integers. They will explore polynomial identities and how to write expressions to represent the relationship between consecutive...