Seeker
Scientists Trapped Electrons In a Quantum Fractal (And It's Wild!)
Fractals aren’t just crazy cool mathematically infinite shapes. They might just have the capacity to revolutionize modern electronics as we know it. Thumbnail image courtesy of Sander Kempkes. There’s a Subterranean Biosphere Hiding in...
Curated Video
Finding the Axis of Symmetry in Quadratic Equations
In this video, mathematicians learn how to find the axis of symmetry in a quadratic equation. The axis of symmetry is a line that divides the parabola into two mirror images. By understanding the concept of symmetry and using the formula...
Curated Video
Word Problems: Division, Multiplication, and Subtraction
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q10, which involves a problem that includes division, multiplication, and subtraction. Students will understand how to read a word problem to ascertain...
Seeker
There’s a Subterranean Biosphere Hiding in the Earth’s Crust and It’s MASSIVE
This mysterious new ecosystem is being called the ‘subterranean Galápagos’ and it’s almost twice the size of Earth’s oceans. We’ve never seen anything like it. Thumbnail image courtesy of Gaëtan Borgonie, ELI, Belgium. A New Genetic...
The March of Time
Gen. Eisenhower parade speech
MOT 1947: GENERAL EISENHOWER: WS General Dwight D. Eisenhower (1890-1969) riding in convertible car parade confetti New York. WS Eisenhower standing in car waving. MS Eisenhower at podium '...I will never seek political office.' U.S....
Curated Video
Reflecting a Parallelogram: Understanding Changes and Similarities
In this video, students learn about reflecting a parallelogram and how it affects the shape. The teacher explains the concept using vocabulary terms such as congruent line segments, congruent angles, and parallel lines.
Curated Video
Add Three and Four 2-digit Numbers by Making 10s
In this video, the teacher demonstrates how to add three to four 2-digit numbers vertically by using the strategy of making 10s. Review real-world examples that emphasize the commutative property of addition.
Seeker
Scientists Are Close to Eliminating Pain, Here’s How
How we might experience the unpleasantness of pain might come down to these 150 neurons in mouse brains. How Close Are We to Downloading the Human Brain? - https://youtu.be/DE5e5zF6a-8 Read More: Scientists Find Brain Cells That Make...
Crash Course
Regression: Crash Course Statistics #32
Regression models help make sense of statistical data and assist people in making predictions describing the world around us. A thorough video lesson discusses linear regression models and concepts related to the models, such as...
PBS
Human Tree: Dilations
Look at dilations exponentially. Using a fractal from a museum exhibit, the installment from the Math at the Core: Ratios series introduces the term dilation. The presenter points out that dilations can make images either smaller or...
TED-Ed
The Fascinating History of Cemeteries
An irreverently illustrated video history of how human societies have honored their dead is both suitable and thought-provoking for high schoolers in the frame of mind to step back from the sadness of death. Scholars...
Curated OER
What is a Line of Reflection?
Line of reflection is basically a geometry term used in the transformation of figures. It identifies the line on the graph that you reflect a figure over. The line can be vertical, horizontal, and diagonal. Actually, it can be any line...
Virtual Nerd
Virtual Nerd: What Is an Image?
A new figure created after a transformation is an image. View examples of images in the following tutorial. [3:39]
Loyola University Chicago
Math Flix: Symmetry Using the Alphabet
This QuickTime movie uses the alphabet to illustrate the basic geometric term, symmetry. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Symmetry Intro 2
This QuickTime movie further develops the introduction to this basic geometric term, symmetry, by creating several several objects with lines of symmetry. As you watch and listen to the teacher and student interact it helps clarify the...
Loyola University Chicago
Math Flix: Symmetry Intro 1
This QuickTime movie provides an introduction to the basic geometric term, symmetry. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.