TED-Ed
TED-ED: How the heart actually pumps blood - Edmond Hui
For most of history, scientists weren't quite sure why our hearts were beating or even what purpose they served. Eventually, we realized that these thumping organs serve the vital task of pumping clean blood throughout the body. But how?...
Programming Electronics Academy
NeoPixel timer with Arduino - super easy and fun!
I don't know about you, but I really enjoy playing board games with friends. I like talking, eating good snacks, and just having some friendly competition. But it seems like every time I play a board game with a group of friends, there's...
Curated Video
How to live without a heart or a brain - Lessons from a Jellyfish
The jellyfish is one weird sea animal. What makes it even weirder is that it doesn’t have a brain or a heart. Though it doesn’t have a brain, it does have a nervous system in the form of nerve nets and some have a structure called a...
Mr Henry's Music World
Mario Rhythm Play Along: Elementary Music Class [Advanced Version]
Get clappin' with the mario rhythm play along!
Catalyst University
Crystal Lattice Structures: Density Calculation 2
Crystal Lattice Structures: Density Calculation 2
Curated Video
Finding the Density of a Solid Sphere
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q11, which involves finding the density of a solid sphere. Students will learn how to use the formula for the volume of a sphere to find its...
Catalyst University
Calculating Heart Rate [HR] from an Electrokardiogram [EKG]
In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.
Catalyst University
Calculating Heart Rate [HR] from an Electrokardiogram [EKG] (2)
In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.
APMonitor
Fit Nonlinear Model to Data with Excel
Microsoft Excel adjusts parameters to minimize the difference between measured and predicted values. This tutorial demonstrates how to calculate the sum of squared errors and minimize error with the Solver add-in. See...
Crash Course
Blood Vessels, part 1 - Form and Function: Crash Course A&P
Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures...
SciShow
How Dangerous Is Loneliness, Really?
Loneliness isn’t much fun, but it might also be harmful to your heart—not just in a metaphorical sense, but your actual physical heart, as well as some of your body's other functions.
Curated Video
The Surprising Benefits of Regular Physical Activity
Explore the multifaceted benefits of regular exercise beyond just physical fitness. This documentary dives into how sports enhance immune function, boost memory, and increase overall brain health. Featuring comparisons between an average...
Curated Video
Stimulating Daphnia
We examine the effects of different temperatures and chemicals on the heart rate of Daphnia. A microscope is used to let us see the Daphnia\u2019s heart and establish the heart rate under normal conditions. The heart...
Curated Video
The Inner Workings: How Our Bodies Use Water, Gas, and Electricity
Venture into the fascinating 'factory' of the human body, where water, gases, and electricity play crucial roles in our daily functions. From hydrating cells and transporting nutrients to facilitating breath and powering the heart,...
Curated Video
What is Kaizen? and Continuous Improvement?
Kaizen creates change. It translates from the Japanese as change (kai) for the good (zen). And it comes with action. What is Kaizen? Many people equate Kaizen with Continuous Improvement, but this is not so. The word Kaizen can mean...
Curated Video
The Heart and Blood Vessels: Structure and Function Explained
This is an educational video that explains the structure and function of the heart and blood vessels in the human body, as part of the circulatory system. The video provides detailed explanations of the chambers, valves, and blood...
Curated Video
Comparing Fractions: Using Area Models
In this video, students learn how to compare fractions with different denominators using visual fraction models. We demonstrate the concept by showing visual representations of fractions and comparing their shaded areas. Students are...
Curated Video
Understanding the Components and Functions of Blood
The video is about the components of blood and their functions. It starts by introducing blood as a fluid that transports substances to and from body cells. The video then describes the different components of blood, including plasma,...
ATHS Engineering
Automata Box Heart Cam
In this video, the teacher demonstrates how to create a heart-shaped Cam using a CAD software. The step-by-step instructions are easy to follow, and the end result is a complex and functional Cam that can be used in an automated box.
Curated Video
Heart
The heart powers everything you do. It pumps without you thinking about it, and beats over a billion times in an average lifetime. But how does it work? Biology - Human Body - Learning Points. The heart is the hardest working muscle in...
Curated Video
How the Body Works
Coach Socrates and Miss P review the functions of the heart, lungs, brain, bones, and muscles and then have some fun with the Coach’s rap.
Ancient Lights Media
Atlas of the United States: Nevada
This program explores the geography, history, and some important cultural features of the Southwestern Region of the United States. The individual states of Texas, New Mexico, Arizona and Nevada are presented in detail.
Curated Video
Life Substances - The Chemistry of life
There are a number of substances that are vital to all living organisms. In this lecture, I talk about substances like carbohydrates, lipids, proteins and nucleic acids, going into some detail about their structures and importance.
Curated Video
How Does DNA Make Protein?
DNA carries genetic information to produce proteins and build new cells: a process at the heart of all life on Earth. Biology - Cells And DNA - Learning Points. Deoxyribonucleic Acid (DNA) carry the genetic code required to make protein...