Instructional Video2:30
Curated Video

Draw a rectangle and a square

K - 8th
Draw a rectangle and a square
Instructional Video1:40
Curated Video

Conversion of length units

K - 8th
Conversion of length units
Instructional Video2:09
Curated Video

The perimeter of deferent polygon, square or rectangle

K - 8th
The perimeter of deferent polygon, square or rectangle
Instructional Video0:48
Curated Video

I WONDER - What Is A Hockey Puck Made From?

Pre-K - 5th
This video is answering the question of what is a hockey puck made from.
Instructional Video1:46
Curated Video

How To Make A Picture Frame

Pre-K - 3rd
Wendy shows Theo how to make a picture frame for his favourite picture of Wendy.
Instructional Video6:14
Flipping Physics

2015 #5 Free Response Question - AP Physics 1 - Exam Solution

12th - Higher Ed
This is a Short Answer question but is not included in either AP Physics C curricula.
Instructional Video2:20
Flipping Physics

#19 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam

12th - Higher Ed
This problem is about using Newton's 2nd Law and uniformly accelerated motion equations to determine the initial velocity of a falling elevator that is held by a cable.
Instructional Video1:40
Flipping Physics

#10 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam

12th - Higher Ed
This problem is about how the period of a pendulum changes when taken to a different planet.
Instructional Video2:55
Flipping Physics

Gauss's Law - Charged Sphere Electric Field

12th - Higher Ed
This video shows how to prove that the electric field outside a uniformly charged sphere is the same as if the charged sphere were a point particle. Using Gauss' law, the electric field is shown to be constant and dependent only on the...
Instructional Video1:35
Curated Video

Prime Numbers and Squares: Debunking a Common Misconception in Mathematics

3rd - 5th
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q19, which involves square and prime numbers. Students will understand the definition and properties of prime numbers in mathematics. They will learn how...
Instructional Video6:51
Math Fortress

Calculus III: Three Dimensional Coordinate Systems (Level 7 of 10)

12th - Higher Ed
This video continues the exploration of a three dimensional cartesian coordinate system.This video covers three basic examples that requires the use of the equation of a sphere.
Instructional Video2:21
Brian McLogan

Adding two functions rational and square root

12th - Higher Ed
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Instructional Video13:56
ProTeachersVideo

Painting With Numbers: Zero to Infinity

Higher Ed
Marcus du Sautoy takes us on a tour of the mathematical universe - from zero to infinity - and shows us how weird and wonderful numbers can be. In this programme, Marcus explains how humans first started counting with the whole numbers,...
Instructional Video4:23
Curated Video

Solving a System of a Quadratic and Linear Equation by Substitution

K - 5th
In this video, the teacher explains how to solve a system of a quadratic and linear equation using substitution. They review the concept of a system of equations and the process of substitution. The teacher then guides the viewers...
Instructional Video4:50
Curated Video

Completing the Square in Quadratic Expressions

K - 5th
In this video, the teacher explains how to rewrite quadratic expressions so that all variable terms are contained in a perfect square. They demonstrate the process of completing the square using both area models and algebraic methods....
Instructional Video4:50
Curated Video

Solving Quadratic Equations with No Real Solutions Using Completing the Square

K - 5th
In this video, the teacher explains how to solve a quadratic equation with no real solutions using the method of completing the square. They also review complex numbers and common mistakes to avoid when dealing with leading coefficients....
Instructional Video1:23
Visual Learning Systems

Perimeter and Area: Summing Up (Perimeter and Area)

9th - 12th
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Instructional Video5:12
Curated Video

Using the Quadratic Formula to Solve Quadratic Equations with No Real Solutions

K - 5th
In this video, the teacher explains how to solve a quadratic equation that has no real solutions using the quadratic formula. The video also covers a review of imaginary and complex numbers, as well as a common mistake to avoid when...
Instructional Video4:46
Curated Video

Understanding Square Roots and Placing them on a Number Line

K - 5th
In this lesson, students will learn about square roots and how to place them between two integers on a number line. They will understand that numbers that are not perfect squares still have square roots, and they will be able to estimate...
Instructional Video3:18
Brian McLogan

Learn how to identify the domain by combining 2 functions, sine and radical function

12th - Higher Ed
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Instructional Video18:28
Zach Star

Physics Vs Math - How to Pick the Right Major

12th - Higher Ed
This video is about physics vs math and how to know which major is right for you. You may have enjoyed them both in high school so of course you may want to major in one in college. The good news is that if you major in physics then you...
Instructional Video13:32
Why U

Algebra 77 - The quadratic formula

12th - Higher Ed
Before the method of completing the square was developed, only very limited types of quadratic equations could be solved. This method eliminated those limitations, allowing the solutions of any quadratic equation to be found. As...
Instructional Video4:46
Curated Video

Multiplying Complex Numbers with One Term

K - 5th
In this lesson, students will learn how to multiply complex numbers that have just one term. The lesson covers the definition of "i" as the square root of negative 1, and the algebraic procedures for multiplying one-term expressions....
Instructional Video7:15
Healthcare Triage

Meta Analysis, Calcium, and Organic Food

Higher Ed
Last week we discussed systematic reviews, and why they're better than review articles, or opinions. But they're not the only types of "studies of studies" I've presented to you. Sometimes you can go a step further. After you've...