Curated Video
Curved Sword Vs. Straight Sword: Which Is Better?
One of the longest running arguments among sword enthusiasts revolves around the two dominant shapes of swords: curved and straight. Traditionally, straight swords have been used by Western European cultures, while curved swords are...
Curated Video
How Did People Figure Out That The Earth Was Round Without Any Technology?
The legendary Greek philosopher Socrates first popularized the idea that the Earth was round instead of flat. He observed a lunar eclipse and realized that the shadow on the moon due to the Earth was curved, which prompted him to deduce...
Science Buddies
How to Make a Simple Refracting Telescope (Monocular)
This video shows how to build a simple refracting telescope, also called a monocular or a spyglass, using two lenses. One lens is double convex (converging) and one is double concave (diverging). This results in a magnified right-side-up...
Curated Video
Does the Graph Represent a Linear Function?
In this short math video we will answer a standardized math question where we determine "Does the Graph Represent a Linear Function?" We will begin by review that a the graph of a linear function is a line that is not vertical. We will...
Curated Video
Identifying Quadrilaterals
In this video, students learn how to identify quadrilaterals by finding shapes with four straight sides that meet at four corners. They are taught to use a straight edge or ruler to check for straight sides and ensure that all sides meet...
Curated Video
Classifying Polygons by Perpendicular Sides
In this video lesson, we explain the concept of perpendicular lines and demonstrate how to identify them in different shapes. By the end of the lesson, students will be able to categorize polygons based on the number of pairs of...
Physics Girl
What is a Black Hole? - Stephen Hawking's final theory
The black hole information paradox and Soft Hair. What does Stephen Hawking's last paper on black holes with soft hair say about the black hole information paradox?
Curated Video
Identifying Pentagons
In this video, students will learn how to identify pentagons by finding shapes with five straight sides that meet at five corners. The teacher explains the importance of straight sides and closed shapes in determining if a shape is a...
Let's Tute
Surface Area and Volume of Cone and Frustum
In this video, a teacher discusses how to find the volume and surface area of cones and frustums, using the example of calculating the amount of ice cream and paper needed for a company starting a new business.
Let's Tute
How to Draw Different Types of Noses
In this video, the teacher explains and demonstrates how to draw six common types of noses, including the aquiline nose, hognose, upturned nose, straight nose, button nose, and wide nose. The teacher provides step-by-step instructions...
Let's Tute
Surface Area and Volume - Cone & Frustum
In this video we will learn about Surface Area and Volume - Cone & Frustum. We will cover topic such has Volume of cone, Frustum, Understanding shapes, Volume of Frustum, Surface Area, Lateral Surface Area, Surface Area of cone, and...
60 Second Histories
Roman weapons - the shield
A legionary explains what a scutum is, and explains how it was made of wood, reinforced for strength and decorated with the emblem of their legion.
Let's Tute
Basic Structure of Animals
In this video we will learn how to draw basic structure of animals
Curated Video
Identifying Hexagons
This video teaches students how to identify hexagons by looking for shapes with six straight sides that meet at six corners. It emphasizes the importance of straight sides, closed shapes, and meeting corners in identifying hexagons.
JJ Medicine
Onychogryphosis (Thickened, Yellow Nails) | Causes, Signs & Symptoms, Diagnosis, Treatment
Onychogryphosis (Thickened, Yellow Nails) | Causes, Associated Conditions, Signs & Symptoms, Diagnosis, Treatment Onychogryphosis is a relatively common nail disorder involving abnormally thickened growth, curvature, elongation and...
Curated Video
Deep Learning CNN Convolutional Neural Networks with Python - Decision Boundary in DNN Solution
This is a solution video on decision boundary in DNN. This clip is from the chapter "Deep Neural Network Overview" of the series "Deep Learning CNN: Convolutional Neural Networks with Python".This section focuses on the overview of the...
Curated Video
I WONDER - What Is A Cylinder?
This video is answering the question of what is a cylinder.
Curated Video
Visualizing Two-Dimensional Cross-Sections of Cones
In this video, the teacher explains how to visualize and identify the two-dimensional cross-sections of cones. They discuss the different shapes that result from slicing through cones at different angles, such as triangles, parabolas,...
msvgo
Measurement of Length Using Metre Scale
It talks about the correct measurement of length and explains how to measure the length of a curved line.
Physics Girl
Riddle: How does your reflection flip when you bend a spoon inward?
Physics Girl riddle: what happens to your image if you bend a spoon from concave to convex?
msvgo
Image Formed by Mirrors
It explains the nature of images formed by different types of plane mirrors.
Mazz Media
Images Concave Mirrors
In this video the focus is on where and why concave mirrors are used, as well as the image formation and types of images. Students will learn that concave mirrors are used in many ways to magnify objects, create real and virtual images...
Soliloquy
How did Ancient Greek Philosophers Know the Earth was Round?
The Ancient Greeks had determined the planet was a sphere 2000 years before Columbus set sail for the New World, and they came up with estimates too! So how did the Ancient Greeks Philosophers work out that the Earth was a sphere and how...