Curated Video
Solve Word Problems by Doing Dilations
In this video, the teacher explains how to use a photographic enlarger to create a print from a negative while maintaining proper proportions. The lesson also covers solving word problems involving dilations using different scale factors.
Curated Video
Creating a Visual Timer in Microsoft PowerPoint
In this tutorial, the speaker demonstrates how to create a visual timer in Microsoft PowerPoint using rectangles and animations. By adjusting the animation duration and utilizing the wipe effect, users can customize the timer to display...
Global Ethics Solutions
Your Professional Sales Mindset and Your Plan
You may know what you want but you need a plan to get there. No sales professional reaches a successful goal without a plan. Sales planning requires specific steps and processes that map out the path, understand the pitfalls and detours,...
National Parks Service
Jay Leeming, storyteller
“We walk through [a story] as we walk through a forest.” Join storyteller, poet, and former Park Ranger Jay Leeming for a journey through the wild landscape of stories, to the place where the past and future meet in a moment of delight...
MinutePhysics
The Unreasonable Efficiency of Black Holes
This video is about how efficient various reactions are at converting mass to energy (as we know from the Einstein mass-energy equivalence of E=mc^2). Antimatter is very efficient but it is not naturally-occurring. Chemical reactions...
Brian McLogan
What do I have to know to multiply and divide rational expressions
Learn how to multiply/divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to multiply two fractions, we multiply the numerators...
Mazz Media
Fractions
In this video students will learn that a fraction is a mathematical expression that represents the division of one whole number by another. Viewers will come to understand that fractions are used and represented in relationships, in...
Curated Video
CISSP®- The CIA Triad - Part 1 - Confidentiality, Integrity, and Availability
This is the first part of a two-part video that explains the CIA triad. This clip is from the chapter "Certified Information Systems Security Professional CISSP Domain 1 - Security and Risk Management" of the series "CISSP® Certification...
Why U
Pre-Algebra 11 - Fractions and Rational Numbers
The first fractions used by ancient civilizations were "unit fractions". Later, numerators other than one were added, creating "vulgar fractions" which became our modern fractions. Together, fractions and integers form the "rational...
Curated Video
Solving Linear Equations with Rational Numbers: Examples with Integers
In this lesson, students will learn how to solve linear equations with rational numbers by using examples with integers. They will understand that equations can have different numbers of solutions and will be able to identify whether an...
Brian McLogan
Tutorial - How do we divide complex numbers, 8/i
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Rock 'N Learn
Telling Time - Reading in 5's Revision
Here is the fun and easy way to learn to read with Rock 'N Learn Mathematics. Enjoy learning with fun, catchy, engaging mathematics songs.
Curated Video
Rational Numbers: Division of Rational Number
By the end of this learning object, the student will be able to: Find a number lying in the middle between two numbers.3210
Curated Video
Use a Fraction Model to Represent a Product
In this short math video we will answer a standardized math test question where we are asked to determine which answer represents how to use a fraction model to represent a product. We will rewrite the multiplication expression using...
Curated Video
Multiplying Rational Numbers
If you're just beginning or need a quick refresher, this video is perfect for understanding how to multiply positive and negative decimal numbers and fractions.
Brian McLogan
Divide two rational expressions by simplifying
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Curated Video
Understanding Rational Numbers through Division with Integers
In this video, the teacher explains that when dividing two integers, the result will always be a rational number. They review the concept of integers and rational numbers and show examples of division problems with integers resulting in...
Weird History
Would You Survive Living In a Different Era?
Ever wonder how you'd fare in a different time period? Today, we're exploring the most lethal dangers people from around the world faced from 14th century Florence to 1st century ancient Rome.
Brian McLogan
Master Dividing complex numbers by rationalizing the denominator
Master Dividing complex numbers by rationalizing the denominator
Guinness World Records
Fastest Time to Complete 30 Individual 3-6-3 Sports Stacking Stacks
The fastest time to complete 30 individual 3-6-3 sports stacking stacks is 1 min 33.54 sec, and was achieved by Bendik Åmo (Norway) in Copenhagen, Denmark, on 2 March 2019.
Out of this Word
Break the Ice
Max and Moon are attending a school dance. Moon appears slightly uncomfortable by the refreshment table. Max attempts to comfort Moon by telling her that she just needs to smash some ice. What Max really meant is “break the ice”, which...
Brian McLogan
Master adding subtracting multiplying and dividing rational and radical functions
Master adding subtracting multiplying and dividing rational and radical functions