Instructional Video14:50
TED Talks

William Noel: Revealing the lost codex of Archimedes

12th - Higher Ed
How do you read a two-thousand-year-old manuscript that has been erased, cut up, written on and painted over? With a powerful particle accelerator, of course! Ancient books curator William Noel tells the fascinating story behind the...
Instructional Video4:30
TED-Ed

TED-Ed: Can you solve the secret sauce riddle? | Alex Gendler

Pre-K - Higher Ed
One of the top chefs from Pasta Palace has been kidnapped by operatives from Burger Bazaar hoping to learn the location of their secret sauce recipe. Little do they know that a third party— Sausage Saloon— has sent you, their top spy, to...
Instructional Video3:57
TED-Ed

TED-Ed: Can you solve the locker riddle? - Lisa Winer

Pre-K - Higher Ed
Your rich, eccentric uncle just passed away, and you and your 99 nasty relatives have been invited to the reading of his will. He wanted to leave all of his money to you, but he knew that if he did, your relatives would pester you...
Instructional Video6:03
Curated Video

Simplifying Surds by Multiplication

3rd - Higher Ed
Multiplying Surds: Simplification: This video explains what simplifying a surd means and how to simplify surds by multiplication. The three multiplication rules are explained with examples. Practice question and answer using the concept...
Instructional Video4:54
Curated Video

Make Apps with ChatGPT and Generative AI - ImageAI and OpenAI Photo Integration

Higher Ed
In this video, you will learn to integrate ImageAI and OpenAI into the TravelPlan project. It will generate images and photos based on the location provided in the TravelPlan and make the itinerary page appear more interesting. This clip...
Instructional Video4:02
Curated Video

Approximating Irrational Square Roots | 8.NS.A.2

9th - 12th
In this math video we will be approximating irrational square roots on a number line. We will be given a number line with four plotted points and asked to identify which is the best approximation of the given square root. We will create...
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 Video4:46
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 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 Video4:23
Curated Video

Factoring Quadratic Functions to Reveal Zeros

K - 5th
In this video, the teacher explains how to factor a quadratic function to find its zeros. They demonstrate the process using examples and highlight common mistakes to avoid.
Instructional Video5:14
Curated Video

Identifying Zeros of Perfect Square Quadratic Functions by Factoring

K - 5th
In this lesson, students will learn how to identify the zeros of a quadratic function that fits the perfect square pattern by factoring. They will understand that the zeros of a function are the input values that make the function equal...
Instructional Video4:28
Curated Video

Solving Quadratic Equations by Inspection

K - 5th
In this lesson, students learn how to solve quadratic equations by inspection. They review perfect squares and multiplying square roots, as well as common mistakes to avoid. Through examples, they learn to identify perfect square...
Instructional Video4:51
Curated Video

Solving Quadratic Equations by Completing the Square

K - 5th
In this video, the teacher explains how to solve a quadratic equation by completing the square. They demonstrate how to factor perfect square trinomials and how to create a perfect square trinomial from a non-perfect one. The teacher...
Instructional Video5:01
Curated Video

Solving Quadratic Equations by Completing the Square with Non-Unit Leading Coefficient

K - 5th
In this video lesson, students will learn how to solve quadratic equations by completing the square when the coefficient of the squared term is not 1. The teacher explains the concept of perfect square trinomials and how to identify and...
Instructional Video4:55
Curated Video

Generating Perfect Squares: Visual Exploration and Definition

K - 5th
In this video, students learn about perfect squares and how to generate them. They explore the concept of a square and its area, understanding that perfect squares have integer side lengths. The video also addresses common misconceptions...
Instructional Video4:57
Curated Video

Solving Equations Involving Squares and Square Roots

K - 5th
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...
Instructional Video9:26
Curated Video

Completing the Square: Transforming Quadratic Equations

K - 5th
In this lesson, students will learn how to complete the square in quadratic equations using both models and symbols. They will understand the steps involved in transforming a quadratic equation and how to factor perfect squares.
Instructional Video1:21:37
Let's Tute

Types of Problems Based on Probability

9th - Higher Ed
In this video, we will learn about different types of probability problems and how to solve them. The teacher will explain concepts such as favorable outcomes, total possible outcomes, and how to calculate probabilities using formulas....
Instructional Video5:00
Curated Video

Completing the Square: Using an Area Model to Rewrite Quadratic Expressions

K - 5th
Learn how to rewrite a quadratic expression so that all of the variable terms are contained in a perfect square. We explore this process using area blocks and show how to complete the square in an expression. We also emphasizes the...
Instructional Video6:47
Curated Video

Completing the Square: Algebraic Method for a > 1

K - 5th
In this video, the teacher explains how to complete the square when the coefficient of the quadratic term is greater than one. They demonstrate the process using algebraic steps and provide examples for better understanding.
Instructional Video8:22
Curated Video

Completing the Square with a > 1: Using Models and Symbols

K - 5th
Learn how to complete the square with or without a model when the coefficient of x^2 (a) is greater than one. Explore the process step by step, using both an area model and the traditional method. By comparing the two approaches, you...
Instructional Video4:39
Curated Video

Rewriting Quadratics in Standard Form to Reveal the Vertex

K - 5th
In this video, you will learn how to rewrite quadratic functions in standard form to reveal the vertex. By completing the square, you can manipulate the function into vertex form, which allows for easy identification of the vertex.
Instructional Video5:45
Curated Video

Completing the Square Using Algebra

K - 5th
In this video, you will learn how to complete the square using algebra. We go through the steps to determine the values of A, B, and C in a quadratic expression and how to use them to complete the square. Through these examples, you will...
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...