Instructional Video2:52
Brian McLogan

Solving trigonometric equations

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video5:18
Curated Video

Dividing Unit Fractions by Whole Numbers

K - 5th
This video is a lesson on dividing unit fractions by whole numbers. The teacher uses fraction bars to visually represent the division process and emphasizes the importance of considering the resulting piece in relation to the whole....
Instructional Video5:09
Curated Video

Subtracting Mixed Numbers with Like Denominators Using Equivalent Fractions

K - 5th
In this video, the teacher explains how to subtract mixed numbers with like denominators by replacing them with equivalent fractions using number lines. The lesson emphasizes the importance of working with the same whole and ensuring the...
Instructional Video2:24
Two Minute Music Theory

Classifying Intervals

12th - Higher Ed
Classifying intervals as Perfect, Major, Minor, etc.
Instructional Video3:23
Two Minute Music Theory

Seventh Chords

12th - Higher Ed
A look at the four types of Seventh Chords
Instructional Video4:57
Curated Video

Finding Equivalent Fractions Using a Number Line

K - 5th
In this video, a teacher demonstrates how to plot fractions on a number line and compares their distances to determine equivalence. The video also highlights the importance of understanding numerators and denominators in determining...
Instructional Video5:17
Curated Video

Subtracting Mixed Numbers Using Fraction Bars

K - 5th
In this video, students learn how to subtract mixed numbers using fraction bars. The teacher explains the concept of equivalent fractions and the importance of finding a common denominator.
Instructional Video12:06
Curated Video

Volume of a Sphere

9th - 12th
In this video lesson we will learn how to find the volume of a sphere. We will learn that the volume of a sphere is two-thirds the volume of a cylinder with the same radius and height. We will learn how to use the formula to find the...
Instructional Video3:27
Curated Video

Understanding the Additive Inverse and Equivalent Expressions

K - 5th
In this video, the teacher explains how to find the additive inverse of a number and how to use it to write equivalent expressions. They clarify common mistakes and emphasize the importance of thinking about the number line model.
Instructional Video4:50
Curated Video

Understanding the Invert and Multiply Procedure: Dividing by a Fraction

K - 5th
In this lesson, students will learn about the invert and multiply procedure for dividing by a fraction. By understanding the concept of reciprocals and using fraction models, students will see that dividing by a number is the same as...
Instructional Video4:31
Curated Video

Adding and Subtracting Mixed Numbers by Conversion to Improper Fractions

K - 12th
Add and subtract mixed numbers with equal denominators by conversion to improper fractions.
Instructional Video3:52
Curated Video

Partitioning a Circle into Equal Shares

K - 5th
In this video, students learn how to partition a circle into halves, thirds, and fourths by dividing it into equal shares. The concept of equal shares is explained using relatable examples like sharing a cookie.
Instructional Video3:57
Curated Video

Finding a Common Denominator Using Area Models

K - 5th
In this video lesson, students will learn how to find a common denominator for fractions with unlike denominators by creating area models. The video explains the key concepts of fractions, including the numerator and denominator, and...
Instructional Video4:11
Curated Video

Multiplying Proper Fractions Using Rectangular Models

K - 5th
In this lesson, students will learn how to multiply proper fractions using rectangular models. They will understand the concept of proper fractions and common denominators, and why they are not necessary when multiplying fractions.
Instructional Video4:34
Curated Video

Converting Mixed Numbers and Improper Fractions to Decimals

K - 5th
In this video, the teacher explains how to rewrite mixed numbers and improper fractions as decimals using long division. They emphasize the importance of not assuming the fraction part of a mixed number as the decimal and demonstrate the...
Instructional Video4:08
Curated Video

Solving Equations with Fractions as Coefficients

K - 5th
In this video, the teacher explains how to solve linear equations with fractions as coefficients using the multiplicative inverse. They demonstrate the step-by-step process of balancing the equation and multiplying both sides by the...
Instructional Video6:37
Curated Video

Counting Fractions of One Whole

K - 5th
In this video lesson, we explain the concept of partitioning a whole into equal parts and describes how each part can be labeled as a fraction, such as halves, thirds, or fourths. The example of sharing licorice strings is used to...
Instructional Video17:14
Music Matters

Debussys Use of the Whole Tone Scale Composer Insights

9th - 12th
How Debussy makes use of the whole tone scale to achieve his signature evocative sound. We look through his Piano Prelude “Voiles”. The use of low dynamics, slow tempo and plenty of rhythmic space are just three of the ingredients...
Instructional Video4:27
Curated Video

Solving Equations with Inverse Operations

K - 5th
In this video, the teacher explains how to solve equations of the form a divided by b times x equals c using inverse operations. The teacher demonstrates step-by-step examples and emphasizes the importance of applying inverse operations...
Instructional Video4:34
Professor Dave Explains

Graphing Lines in Slope-Intercept Form (y = mx + b)

9th - Higher Ed
Graphing lines in algebra.
Instructional Video30:40
Wonderscape

Introduction to Fractions: Dividing, Writing, and Comparing

K - 5th
In this video, students will learn about fractions and how to divide things into equal parts. They will learn how to write fractions using numbers and how to compare fractions to see which are larger or smaller. The video also emphasizes...
Instructional Video5:57
Curated Video

Adding Mixed Numbers with Like Denominators Using Equivalent Fractions

K - 5th
This video explains how to add mixed numbers with like denominators by replacing them with equivalent fractions. The concept is demonstrated using number lines, where the whole number represents the number of wholes and the fraction...
Instructional Video3:09
Curated Video

Representing Fractions Greater than One Using Area Models

K - 5th
In this video, students will learn how to represent fractions greater than one using area models. The teacher explains the concept of numerators and denominators, and how they determine the value of a fraction. Through examples and...
Instructional Video7:18
Curated Video

Computing the Quotient of Fractions Using the Fractions Division Rule

K - 5th
In this video, students will learn how to compute the quotient of fractions using the fractions division rule. The video explains the concept of reciprocals and how to apply them when dividing fractions. It also demonstrates how to use...