Instructional Video8:10
Bozeman Science

Health Impacts of Pollution

12th - Higher Ed
In this video Paul Andersen explains how chemicals can cause both chronic and acute diseases. A discussion of the five main types of toxins; neurotoxins, carcinogens, teratogens, endocrine disruptors, and allergens is including. The LD50...
Instructional Video3:39
TED-Ed

TED-Ed: Daniel Finkel: Can you solve the unstoppable blob riddle?

Pre-K - Higher Ed
A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. It's also unstoppable: no matter what you throw at it, it just re-grows and continues its rampage. The only way to save the planet...
Instructional Video5:46
Curated Video

Let's Talk about Triangles

K - 8th
Mr. Addit describes the four main types of triangles and explains what makes each type unique. He models drawing the four different triangles.
Instructional Video5:55
Curated Video

Introduction to Angles

K - 8th
Mr. Addit describes the three main types of angles and the way that those angles can be measured.
Instructional Video7:29
Curated Video

Review for You: Classifying Lines, Angles, and Triangles

K - 8th
Mr. Addit reviews points, lines, angles, and triangles and how to classify them.
Instructional Video5:49
Curated Video

Acute, Obtuse, and Right Angles

K - 8th
Mr. Addit reviews the definition of “angle.” He then reviews right angle, acute angle, and obtuse angle and provides examples of each.
Instructional Video7:15
Curated Video

Review for You: The Wonderful World of Geometry

3rd - Higher Ed
Mr. Addit reviews geometry fundamentals including: points, lines, line segments, rays, perpendicular and parallel lines, acute, obtuse, and right angles, and isosceles, scalene, and equilateral triangles. He also reviews polygons...
Instructional Video6:21
Curated Video

Introduction to Angles

K - Higher Ed
You could say that angles are some of the building blocks of geometry, and you've probably already seen lots of examples of angles in your life already. In this lesson, we'll go over the exact definition of an angle, how to name an...
Instructional Video5:54
Curated Video

Introduction to Geometry

K - Higher Ed
When you hear the word "geometry", you might think of shapes. And you wouldn't be wrong! But before we can get to shapes, we need to talk about the parts that can make up shapes, like points, lines, rays, and line segments. In this...
Instructional Video4:55
Curated Video

Let's Talk about Triangles

3rd - Higher Ed
“Let’s Talk about Triangles” describes the main types of triangles and explains what makes each type unique.
Instructional Video4:19
Curated Video

Classifying Triangles

3rd - Higher Ed
Classifying Triangles explores the six types of triangles by defining the triangle types and classifying triangles by side length and angle measurement.
Instructional Video5:32
Curated Video

Consuming Theory

12th - Higher Ed
Astrophysicist Scott Tremaine (Institute for Advanced Study) reflects upon the contemporary relationship between theory and experiment in fundamental physics.
Instructional Video4:29
Curated Video

Identify Angles

K - Higher Ed
A video entitled "Identify Angles" which discusses the different types of angles and how they can fit together to form other angles.
Instructional Video7:40
Zach Star

What are the odds that 3 'random' points on a sphere will form an acute triangle?

12th - Higher Ed
What are the odds that 3 'random' points on a sphere will form an acute triangle?
Instructional Video5:28
Curated Video

Trigonometry in the Coordinate Plane: Sine, Cosine, and Tangent

K - 5th
In this video, the teacher explains how to find the sine, cosine, and tangent of angles in the coordinate plane using right triangle geometry. The Pythagorean theorem and the acronym SOHCAHTOA are used to understand the relationships...
Instructional Video2:45
Curated Video

Understanding the Relationship Between Acute Angles in a Right Triangle

K - 5th
In this video, we explore how to efficiently find the measure of one acute angle in a right triangle. We learn that the size of the angles in a right triangle is based on the length of the sides, and that the acute angles co-vary or...
Instructional Video15:17
JJ Medicine

Swimmer’s Ear (Otitis Externa) | Risk Factors, Causes, Signs & Symptoms, Diagnosis, Treatment

Higher Ed
Swimmer’s Ear (Otitis Externa) | Risk Factors, Causes, Signs & Symptoms, Diagnosis, Treatment Swimmer’s ear (also known as otitis externa) is a relatively common infection of the external auditory canal (external ear). Many factors can...
Instructional Video5:44
Curated Video

Identifying Angles: Comparing to Square Angles

K - 5th
In this video, the teacher explains how to identify different types of angles by comparing them to square angles. The lesson covers acute angles, obtuse angles, right angles, and straight angles, providing examples and visuals to help...
Instructional Video4:45
Curated Video

Classify Triangles by Angle Type

K - 5th
Understand the different types of angles of triangles, such as right angles, obtuse angles, and acute angles. We then demonstrate how to identify and sort triangles into these categories.
Instructional Video6:29
Brian McLogan

How to classify polygons by the measure of their angles

12th - Higher Ed
👉 Learn all about classifying triangles. A triangle is a closed figure with three sides. A triangle can be classified based on the length of the sides or based on the measure of the angles. To classify a triangle based on the length of...
Instructional Video1:05
Brian McLogan

What is an acute triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
Instructional Video4:19
Curated Video

Sorting Polygons by Angle Types

K - 5th
In this lesson, students will learn how to classify and sort polygons based on their angles. By observing the angles in different shapes, such as squares, triangles, and hexagons, students will understand the concept of right angles,...
Instructional Video14:47
JJ Medicine

Acute Intermittent Porphyria (AIP) | In-depth Overview of Triggers, Symptoms, Diagnosis, Treatment

Higher Ed
Acute Intermittent Porphyria (AIP): In-depth Overview including Pathophysiology, Signs and Symptoms, Triggers of Attacks, Diagnosis and Treatment. Acute Intermittent Porphyria is a neuro-visceral porphyria condition that leads to...
Instructional Video5:23
Curated Video

Identifying Geometric Figures: Observing Characteristics

K - 5th
In this video, students are taught how to identify geometric figures by observing their characteristics. The teacher explains the different types of angles, lines, and polygons, and demonstrates how to classify shapes based on their...