Instructional Video2:32
Visual Learning Systems

Ratios and Rates: Modeling Ratios

9th - 12th
This series of videos investigates the meaning of ratios and rates. Special emphasis is given to the processes of comparing ratios and simplifying ratios. Real-life examples help students comprehend these often hard-to-teach concepts.
Instructional Video1:17
Visual Learning Systems

Ratios and Rates: Quiz (Ratios and Rates)

9th - 12th
This series of videos investigates the meaning of ratios and rates. Special emphasis is given to the processes of comparing ratios and simplifying ratios. Real-life examples help students comprehend these often hard-to-teach concepts.
Instructional Video1:04
Visual Learning Systems

Ratios and Rates: Summing Up (Ratios and Rates)

9th - 12th
This series of videos investigates the meaning of ratios and rates. Special emphasis is given to the processes of comparing ratios and simplifying ratios. Real-life examples help students comprehend these often hard-to-teach concepts.
Instructional Video1:05
Visual Learning Systems

Ratios and Rates: Writing Ratios

9th - 12th
This series of videos investigates the meaning of ratios and rates. Special emphasis is given to the processes of comparing ratios and simplifying ratios. Real-life examples help students comprehend these often hard-to-teach concepts.
Instructional Video2:01
Visual Learning Systems

Ratios and Rates: Working With Ratios

9th - 12th
This series of videos investigates the meaning of ratios and rates. Special emphasis is given to the processes of comparing ratios and simplifying ratios. Real-life examples help students comprehend these often hard-to-teach concepts.
Instructional Video6:17
Curated Video

Making Estimates About a Population Using Multiple Samples

K - 5th
In this video, the teacher explains how to make estimates about a population with an unknown characteristic by using the mean of multiple samples. The teacher demonstrates the process of setting up a proportion and calculating the mean,...
Instructional Video4:29
Curated Video

Find the Part When the Percent and Total Are Known

K - 5th
In this lesson, students will learn how to calculate the part of a whole when given a percentage and the total. By using a double number line, students can visually represent the ratio and solve the problem. This lesson emphasizes...
Instructional Video4:13
Curated Video

Calculating the Total with Percent and Part using a Double Number Line

K - 5th
In this video, the teacher explains how to calculate the total number of cars in a parking lot when given the percentage of blue cars and the number of blue cars. The teacher introduces the concept of percents as ratios and discusses...
Instructional Video5:22
Curated Video

Identifying Part-to-Part and Part-to-Total Ratios

K - 5th
In this video, the teacher explains the concept of ratios and how they can be represented in different ways. Using a scenario of voting for two candidates, the teacher demonstrates how ratios can compare parts to parts or parts to a...
Instructional Video6:28
Curated Video

Solving Ratio Problems with Double Number Lines

K - 5th
This video explains how to solve ratio problems by setting up a double number line. It emphasizes the importance of correctly setting up the number lines and provides examples to illustrate the process. The video also introduces the...
Instructional Video5:37
Curated Video

Solving Percent Problems using Proportions

K - 5th
This video teaches students how to solve problems involving finding a percent of a number using a proportion model. It explains the concept of a proportion and how to find the scale factor. The video also provides an example problem...
Instructional Video5:55
Curated Video

Solving Multistep Ratio and Percent Problems Using Proportions

K - 5th
In this video, the teacher explains how to solve multistep ratio and percent problems using proportions. They use examples of applying coupons and taxes to demonstrate the concept. The teacher also clarifies the misconception that the...
Instructional Video5:35
Curated Video

Solving Fraction Problems with Rational Equations

K - 5th
This video is a lesson on solving fraction problems by writing and solving rational equations. It covers topics such as equivalent rational expressions, factoring quadratic equations, and checking for extraneous solutions.
Instructional Video5:55
Curated Video

Understanding Rates: Part of the Ratio Family

K - 5th
In this lesson, students will learn about rates and their connection to ratios. The video explains that rates are a type of ratio that compare two or more quantities of different measures, such as miles per hour or price per pound. It...
Instructional Video3:49
Professor Dave Explains

Balancing Chemical Equations

12th - Higher Ed
Atoms don't just appear and disappear into thin air, you silly goose. What are you, a magician? When we have a chemical equation we will have to balance it. Here's how to do it!
Instructional Video4:25
Professor Dave Explains

Circles: Radius, Diameter, Chords, Circumference, and Sectors

12th - Higher Ed
Calculations involving circles.
Instructional Video5:25
Curated Video

Interpreting Linear Relationships: Analyzing Word Problems

K - 5th
In this lesson, students will learn how to interpret linear relationships by analyzing word problems. They will understand the concept of initial value and rate of change in a linear function, and how to identify these values from given...
Instructional Video5:23
Curated Video

Calculating Perimeter from Scale Drawings using Ratios and Proportions

K - 5th
This video teaches students how to compute the actual perimeter of a scale drawing by using ratios and proportions. It explains the concept of proportions and demonstrates how to find missing side lengths in similar figures. The video...
Instructional Video5:28
Curated Video

Solving Real World Problems with Rational Equations

K - 5th
This video explains the concept of rational expressions and equations, the importance of checking for extraneous solutions, and the process of solving equations by multiplying by the least common denominator. Through various examples,...
Instructional Video4:22
After Skool

High Intensity Interval Training (HIIT) - Maximum Results, Minimum Time

12th - Higher Ed
High Intensity Interval Training, or HIIT, enjoys the benefits of both steady cardio AND weight lifting. The body burns fat 3x faster than steady cardio, while building muscle at the same time. Weight lifting alone does little to burn...
Instructional Video6:17
Curated Video

Converting Units Using Dimensional Analysis

K - 5th
This video explains how to solve problems with different units by using dimensional analysis. It demonstrates the process of converting units and provides examples to help students understand the concept.
Instructional Video5:59
Curated Video

Reducing Ratios Using Common Factors

K - 5th
In this video, the teacher explains how to create equivalent ratios by reducing them using common factors. They provide examples and visuals to help students understand the concept.
Instructional Video4:03
Curated Video

Converting Fractions to Decimals Using Multiplication

K - 5th
In this video, we explore the relationship between fractions and decimals by using multiplication. We learn that many fractions can be easily converted to decimals without long division or a calculator if we know the decimal equivalent...
Instructional Video6:06
Curated Video

Solving Ratio Problems Using Multiplicative Reasoning

K - 5th
In this video, the teacher explains how to solve ratio problems using multiplicative reasoning. They provide examples and tips to avoid common mistakes.