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Curated Video
Properties of a Shape: Hexagonal Prism
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q1, which involves properties of a hexagonal prism.The video begins with a review of how to answer questions on this exam, which focuses on reasoning....
Curated Video
Properties of Shape: Solving for the Distance Around the Edge of a Circle with a Given Circumference
This video shows the process for solving the problem presented in SATs 2022 Paper 2 Q19, which involves solving for the distance around the endge of a circle with a given circumference and right-angled points. Students will understand...
PBS
What If Charge is NOT Fundamental?
If you've studied any physics you know that like charges repel and opposite charges attract. But why? It's as though this thing - electric charge - is as fundamental a property of an object as its mass. It just sort of ... is. Well it...
PBS
Hacking the Nature of Reality
In standard use, the S-matrix can be calculated if you understand the forces in the interaction region - for example, in the nucleus of an atom. But what if you don’t know those internal interaction forces? Heisenberg sought a way to...
Mr. R.'s Songs for Teaching
6 Ways to Add to Ten Song
A fun song I wrote for my early elementary math students that helps teach and review the 6 ways to add to ten! (It also takes into account the commutative property of addition, and shows for example, that 7 + 3 is the same as 3 + 7)....
Curated Video
Multiplying Three Numbers
This video shows the process for solving the problem presented in SATs 2022 Paper 1 Q12, which involves multiplying three numbers. Students will understand the concept of multiplication and its relationship to addition. They will learn...
Curated Video
Geometry: Finding Angle Measurements in an Isosceles Triangle inside a Rectangle
This video shows the process for solving the problem presented in SATs 2022 Paper 2 Q24, which involves finding angle measurements in an isosceles triangle inside a rectangle.We'll review the properties of isosceles triangles and...
Curated Video
Comparing Products and Sums Using Inequality Signs
This video shows the process for solving the problem presented in SATs 2022 Paper 2 Q15, which involves comparing products and sums using inequality signs. Students will understand the concept of products and sums of numbers in...
Curated Video
Multiplying by Zero
This video shows the process for solving the problem presented in SATs 2022 Paper 1 Q2, which involves multiplying by zero. Students will understand the properties of multiplication and how they relate to zero and identify the role of...
Curated Video
Prime Numbers and Squares: Debunking a Common Misconception in Mathematics
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q19, which involves square and prime numbers. Students will understand the definition and properties of prime numbers in mathematics. They will learn how...
Curated Video
String Theory Simplified: Could It Explain Our Existence?
What is string theory? When string theory is simplified - it can answer the question "Why do we exist?" First you must accept that there are two worlds we live in - the world of the large, the world we can see, which...
MinutePhysics
Is the Universe Entirely Mathematical feat. Max Tegmark
Is the Universe Entirely Mathematical feat. Max Tegmark
MinutePhysics
Is the Universe Entirely Mathematical feat. Max Tegmark
Is the Universe Entirely Mathematical feat. Max Tegmark
PBS
Does Space Emerge From A Holographic Boundary?
Space seems fundamental. To build a universe, surely you need something to build it on or in. Many, maybe most physicists now think that the fabric of space emerges from something deeper. And perhaps the most existentially disturbing...
Curated OER
Math Video: Division of Numbers
Using good story-style examples, this video describes and introduces the concept of division very well. The video is a little slow but provides good examples and describes the properties of division, repeated subtraction, and math...
Khan Academy
Identity Property of 1, Arithmetic Properties, Pre-Algebra
Part of building solid number sense is understanding the laws and properties of multiplication and addition. Elementary school students can watch Sal multiply using the number one. He explains that multiplying any number by one equals...
MinutePhysics
The Order of Operations is Wrong
PEMDAS is not all that it is cracked up to be. The short video provides an argument that the order of operations may not be instructionally sound. The presentation shows that understanding the concepts and properties of mathematics...
Khan Academy
The Distributive Law of Multiplication Over Addition, Pre-Algebra
Elementary schoolers observe Sal evaluate the expression 4(8+3) and then use the distributive property to solve it. Using different colors to make the process transparent, Sal explains not only how to use the distributive property but,...
Curated OER
Addition Techniques
Charley and Professor Perez show us how to add numbers in a variety of ways. They use a number line to show how the various methods work. This clip shows learners that there are multiple ways to solve any addition problem. Intended for...
CK-12 Foundation
Deductive Reasoning: Lesson
It is elementary, my dear Watson. A segment in a playlist on geometry introduces the idea of deductive reasoning. The video goes over three rules that apply to deductive reasoning and conditional statements.
CK-12 Foundation
Ck 12: Elem Math: Overview of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of squares and rectangles.
CK-12 Foundation
Ck 12: Elem Math: Overview of Basic 3 D Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of basic three dimensional figures.
CK-12 Foundation
Ck 12: Elem Math: Overview of Basic 3 D Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of three dimensional figures.
CK-12 Foundation
Ck 12: Elem Math: Overview of Rectangles Squares Circles and Triangles
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of rectangles, squares, circles and triangles.