Brian McLogan
Finding the value of cosine of my given right triangle
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
Curated Video
I WONDER - How Ancient Egyptians Made Mummies?
This video is answering the question of how ancient Egyptians made mummies.
Curated Video
Understanding Positive and Negative Numbers with Money
This video lesson teaches students how to use positive and negative numbers by relating them to situations involving money. It covers examples of positive money, such as receiving payment for work or receiving a gift, as well as negative...
TED Talks
Shigeru Ban: Emergency shelters made from paper
Long before sustainability was a buzzword, architect Shigeru Ban was using ecologically sound building materials such as cardboard tubes. He uses them to build remarkable temporary structures for disaster-struck nations such as Haiti,...
Curated Video
Create and Graph Relationships with Linear Functions
Learn how to create and graph relationships using linear functions. The example used is about a photography business, where the teacher guides the students through the process of graphing the relationship between profit and the number of...
Curated Video
Making Change Using Bills and Coins
Mr. Addit reviews the methods for calculating the correct change with coins and bills.
Curated Video
Adding and Subtracting Negative and Positive Numbers
This video explains adding and subtracting negative and positive numbers. We will use a number line to demonstrate as well as real world examples using money. We explain the sign rules for adding and subtracting negative and positive...
Curated Video
Grouping and Ungrouping Techniques for Math Combinations
The video explains how grouping and ungrouping can be useful in math. It demonstrates how to find many combinations for the same number by breaking it down into smaller parts of equal value and then grouping them back together. It...
Curated Video
Working with Decimals, Fractions, and Whole Numbers
In this video, the teacher explains how to work with decimals, fractions, and whole numbers in real-world contexts. They demonstrate how to find the average speed of a car and how to calculate the amount of money left after spending a...
Brainwaves Video Anthology
Dan Rothstein - Teach Students to Ask Their Own Questions
Dan Rothstein is co-author of Make Just One Change: Teach Students to Ask Their Own Questions. Dan’s work focuses on honoring the work of educators who are driving a movement to help all students learn to ask better questions. His...
Curated Video
Writing Percent of Decrease Algebraically
In this math video we will be writing percent of decrease algebraically. We will be given a real world situation and asked to identify to equivalent expressions that represent the real world situation. We will first interpret the...
Curated Video
Solving Multistep Word Problems with Two Equations
In this video, the teacher explains how to solve multistep word problems by writing two equations. They guide students through various scenarios, such as calculating change after buying items, determining how much money is left after...
Professor Dave Explains
IIT/JEE Chemistry Practice #21: Properties of Gases
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Curated Video
B1 English Listening Practice - Immigration
This video serves as English listening comprehension practice for intermediate-level students. In this video, a native English speaker talks in a natural way about the topic of immigration. The subtitles are included at the bottom of the...
Curated Video
Real World Systems of Linear Equations
In this short math video we will solve a standardized math test question where we are asked to write and solve a real world system of linear equations. We will write two equations to model the given real world situation. We will identify...
Tarver Academy
ADDING REAL NUMBERS - Algebra 1.4
In This Episode, Tyler Teaches Us About ADDING REAL NUMBERS - Algebra 1.4
Curated Video
Calculating Correct Change
Mr. Addit reviews the methods for calculating the correct change.
Brian McLogan
Translating subtraction using less than, 19 less than z
👉 Learn how to write an algebraic expression from verbal sentence as well as writing out a sentence from a algebraic expression. To do this we need to know what words we use to express operations such as addition, multiplication,...
Ancient Lights Media
How Restriction Enzymes Work
Restriction Enzyme Set: 2. This clip explains the way in which enzymes clip DNA at specific points. The value of restriction enzymes in DNA is presented.
Curated Video
Sales Tax and Percent of Increase
In this math video we will write an algebraic expression two ways to represent sales tax & percent of increase. We will understand sales tax as a percent of increase. When you pay sales tax on an item you must pay 100% of the item plus...
Ferly Playground
Row your boat
Nooni finds it hard to row her boat| until she finds some friends to help
CK-12 Foundation
Ck 12: Elem Math: Shopping and Purchasing Operations With Money
[Free Registration/Login may be required to access all resource tools.] A video showing how to add and subtract money amounts up to $10. [2:45]