Instructional Video5:15
Curated Video

Extending Fraction Patterns Using a Number Line

K - 5th
In this video, the teacher explains how to extend a fraction pattern using a number line. They emphasize the importance of not stopping at just the next number in the sequence but extending it by at least three or four steps. The teacher...
Instructional Video4:02
Curated Video

Subtracting Mixed Number Fractions with Different Denominators Using Area Models

K - 5th
In this video, the teacher explains how to subtract mixed number fractions with different denominators using area models. The students are guided through examples and shown how to create equivalent fractions by sectioning off the area...
Instructional Video3:46
Curated Video

Adding Mixed Numbers Using a Number Line Model

K - 5th
This video explains how to add mixed numbers using a number line model. The students are shown how to represent mixed numbers on a number line by dividing it into equal parts and guided through two examples of adding mixed numbers. By...
Instructional Video3:09
Curated Video

Solving Word Problems with Addition of Fractions Using Models

K - 5th
In this video, the teacher explains how to solve word problems involving addition of fractions with unlike denominators using models. The teacher emphasizes the importance of not adding the denominators and demonstrates how to visually...
Instructional Video3:43
Curated Video

Adding Rational Numbers: Algorithms and Number Lines

K - 5th
This video clarifies that rational numbers include integers and demonstrates the rules for adding numbers with like signs and different signs. Through examples and visual representations on a number line, students learn how to determine...
Instructional Video6:20
Curated Video

Subtracting Mixed Numbers with Unlike Denominators Using Area Models

K - 5th
In this lesson, students will learn how to subtract mixed numbers with unlike denominators by creating area models. The lesson emphasizes the importance of having a common unit when adding or subtracting numbers, and provides...
Instructional Video4:09
Curated Video

Finding Common Denominators Using Number Lines

K - 5th
In this lesson, students will learn how to find a common denominator for fractions with unlike denominators by creating number lines. By dividing each fraction's parts into equal divisions, they can determine a common denominator.
Instructional Video4:11
Curated Video

Finding the Product of a Fraction and a Mixed Number Using Area Models

K - 5th
In this video, the teacher explains how to find the product of a fraction and a mixed number using area models. They emphasize the importance of converting the mixed number to an improper fraction and demonstrate the process step by step.
Instructional Video2:23
Curated Video

Counting Unit Fractions Using Equal Shares

K - 5th
This lesson helps students develop a solid foundation in understanding fractions and their relationship to whole numbers. By visually dividing the shapes into equal parts and shading the appropriate fractions, students will gain a clear...
Instructional Video3:27
Curated Video

Using Line Plots to Solve Subtraction Problems

K - 5th
In this lesson, students will learn how to use line plots to solve subtraction problems. They will understand that each mark on a line plot represents a piece of data and how to interpret the information presented.
Instructional Video4:34
Curated Video

Introduction to Writing Fractions with a Numerator of 1

K - 5th
In this video, mathematicians learn how to write fractions with a numerator of 1 by examining shapes that are divided into equal parts. The lesson explains how fractions represent the division of objects into equal segments, such as...
Instructional Video7:12
Curated Video

Describing Fractions of Rectangles Using Unit Fractions

K - 5th
In this video, the teacher explains how to describe fractions of a rectangle by counting unit fractions. They use examples of rectangles partitioned into halves, thirds, and fourths to demonstrate how to count the unit fractions that are...
Instructional Video3:16
Curated Video

Multiplying Whole Numbers by Fractions Using Area Models

K - 5th
In this video, the teacher explains how to multiply a whole number by a fraction using area models. They demonstrate the concept by using squares divided into fourths and shading a certain number of fourths to represent the...
Instructional Video3:44
Curated Video

Multiplying Fractions by Fractions Using Area Models

K - 5th
In this video, the teacher explains how to multiply fractions by fractions using area models. Through a real-world example of feeding fish to whales and penguins, the teacher demonstrates step by step how to solve the problem.
Instructional Video4:21
Curated Video

Creating Equivalent Fractions using Number Lines

K - 5th
In this lesson, students will learn how to create equivalent fractions by multiplying both the numerator and denominator of a fraction by the same number. They will explore this concept through visual representations on number lines.
Instructional Video4:31
Curated Video

Subtracting Mixed Fractions Using an Area Model

K - 5th
In this video, students learn how to subtract mixed fractions using an area model. The teacher explains the importance of understanding the different parts of a fraction and demonstrates how to represent fractions using area models....
Instructional Video3:10
Curated Video

Exploring Opposites of Fractions on a Number Line

K - 5th
In this lesson, students will learn about the concept of opposites of fractions by using a number line. They will understand how the numerator and denominator determine the location of a fraction on the number line and how to identify...
Instructional Video4:59
Curated Video

Finding the Reciprocal of Mixed Numbers by Renaming as Improper Fractions

K - 5th
In this video lesson, students will learn how to find the reciprocal of mixed numbers by renaming them as improper fractions. The teacher explains the concept of reciprocals and demonstrates how to find the reciprocal of a given mixed...
Instructional Video5:02
Curated Video

Subtracting Fractions with Like Denominators: Not Starting with One Whole

K - 5th
In this video, students learn how to subtract fractions with like denominators when they are not starting with a whole. The teacher uses visual aids, such as brownies and pizza slices, to help students understand the concept of unit...
Instructional Video6:09
Music Matters

How Well Do You Know Your Intervals? - Music Theory

9th - 12th
How well do you know your intervals? Interval recognition is a core skill in for any musician with questions like these often appear in music theory exams. In this music theory lesson you will have an opportunity to discover how accurate...
Instructional Video5:18
Music Matters

Intervals Quiz - Music Theory

9th - 12th
How good is your ability to work out the interval between two notes? In this music theory lesson we practice working out intervals. Do you know your Major intervals from your Minor intervals or your Augmented intervals from your...
Instructional Video4:58
Curated Video

Multiplying Whole Numbers by Mixed Numbers Using Area Models

K - 5th
In this lesson, students will learn how to multiply whole numbers by mixed numbers using area models. The teacher explains the concept by demonstrating how to draw rectangular arrays and divide them to represent the mixed numbers.
Instructional Video5:02
Curated Video

Using Scale Factors to Find the Area of Scale Drawings

K - 5th
In this video, the teacher explains how to use a scale factor to find the area of a scale drawing. They demonstrate how multiplying the length and width of a figure by a scale factor does not generate the scaled area. Instead, they...
Instructional Video3:59
Curated Video

Adding Mixed Numbers Using an Area Model

K - 5th
In this video, the teacher explains how to add mixed numbers using an area model. They emphasize the importance of understanding the whole number and fraction components of a mixed number, and how to correctly represent them in the area...