Curated Video
The Science Behind Cracking Joints: Why Do They Make that Popping Sound?
This video explains the cracking or popping noise that occurs when we crack our knuckles or other joints. It reveals that the sound is caused by gas bubbles being released between the joints and that this happens because of the movement...
Curated Video
The Origins of the Months: Unraveling the Stories Behind the Names
In this video, the teacher explains the origins of the names of the months of the year. From January to December, each month is associated with a specific deity or event from ancient Roman culture. The video highlights interesting facts...
Curated Video
The Exciting World of Table Tennis: From Origins to Olympic Dominance
Table tennis, also known as ping pong, is a fast-paced and highly competitive sport played on a small court with a net in the middle. Players use paddles with sandwich rubber to control the ball and add spin or speed. Originating in...
Curated Video
Landmarks - Golden Gate Bridge
SAN FRANCISCO S GOLDEN GATE BRIDGE IS ONE OF THE WORLDS MOST FAMOUS. IT CONNECTS THE NORTHERN TIP OF THE SAN FRANCISCO PENINSULA TO MARIN COUNTY AS PART OF US HIGHWAY 101.
Curated Video
The Truth About Polygraphs: The Science and Limitations of Lie Detectors
This video discusses the use of polygraphs or lie detectors in police interrogations. It explains how the polygraph operates by measuring physiological responses such as heart rate, breathing, blood pressure, and perspiration. However,...
Curated Video
The Science of Taste: Exploring the Wonders of our Tongue
In this video, the teacher explains the importance of the tongue and its role in our sense of taste. They discuss the basic tastes our tongues can detect, the number of taste buds in our body, and how taste and smell work together to...
Curated Video
The Fascinating Complexity of the Human Brain
In this video, we learn about the incredible complexity of the human brain, which consists of approximately 170 billion cells, including 86 billion neurons. These neurons communicate through synchronized impulses, creating brain waves...
Curated Video
The Amazing World of Bones: Discovering the Structure and Function of the Human Skeleton
In this video, we explore the fascinating world of bones in the human body. We learn that babies are born with over 300 bones, which gradually fuse to form a full skeleton of 206 bones by early adulthood. Bones are not just lifeless...
Curated Video
Exploring Deja Vu: Unraveling the Mystery of the Familiar
In this video, we delve into the intriguing phenomenon of deja vu - that eerie feeling of experiencing something already seen or lived before. Exploring various theories such as dual processing, divided attention, and the hologram...
Curated Video
Understanding the Anatomy and Function of the Eye
In this video, the teacher explains the structure and function of the eye, as well as the different classifications of iris colors. They also discuss how the eye processes light and forms images, and why some people may need glasses due...
Curated Video
The World of Pizza: Exploring Unique Varieties and Origins
This video explores the fascinating history and global variations of pizza. From its humble beginnings in ancient Italy to its worldwide popularity, you'll learn about the evolution of toppings and sauces, as well as unique pizza styles...
Curated Video
The Science and History of Soap: How it Cleans and Protects
In this video, the teacher explains the science behind soap and how it cleans our skin. They discuss how soap is made from fatty acids and salt, and how it emulsifies to mix with water and remove dirt and grime from our skin. The teacher...
Curated Video
Exploring Images: From Animation to Optical Illusions
This video explores the different types of images and how they are made, including political cartoons, traditional animation, and optical illusions. It highlights the artistry and creativity involved in creating animated images and...
Curated Video
Exploring the Wonders of the Dead Sea: The Lowest Place on Earth
The video explores the fascinating characteristics of the Dead Sea, known for its high salt content and buoyancy. It highlights the unique experience of visiting this landlocked body of water, where swimming is impossible due to the...
Great Big Story
Transforming lives with pedal-powered machines in Guatemala
In San Andrés Itzapa, Guatemala, bicycles are changing lives. Learn how Maya Pedal’s eco-friendly pedal-powered machines help locals like Marta earn a living and improve their daily work.
Curated Video
Understanding Heat Waves: Causes, Impacts, and Preparation
This video discusses the definition and causes of heat waves, as well as the increase in their frequency due to global warming. It provides tips on how to stay cool during a heat wave, emphasizing the importance of staying hydrated and...
Curated Video
Making steel
Find out how steel is made. The world around us - Exploring materials - How do we get materials? Learning Points Materials can come from the Earth, animals and plants. Humans can turn raw materials into finished product. A Twig Junior...
Great Big Story
The Art and Culture of Lowrider Bicycles, A West Coast Icon
Discover the history and craftsmanship behind lowrider bicycles, an iconic part of West Coast and Compton culture.
Curated Video
The Fascinating World of Polar Bears: Surviving in the Arctic
This video explores the fascinating world of polar bears, the largest living land carnivore and the only bear species classified as a marine mammal. It delves into their unique adaptations, hunting strategies, and the challenges they...
Curated Video
Wind Turbines: Harnessing the Power of the Wind for Renewable Energy
Wind turbines are giant futuristic windmills that use the power of the wind to generate electricity. The wind turns the blades of the turbine, which then powers a generator to produce clean and renewable energy. Wind power is...
Curated Video
Journey to the West: The Oregon Trail and the American Dream
"The Oregon Trail was a vital route that facilitated the westward expansion of the United States in the 1800s. Over 400,000 pioneers embarked on this treacherous journey, facing challenges such as crossing rivers, rugged terrains, and...
Curated Video
Bicycles: A Brief History and Fun Facts
This video provides a brief history of bicycles, highlighting their invention in 1885 and their widespread popularity with over 1 billion in use worldwide. It discusses the various uses of bicycles for transportation, fitness, sports,...
Señor Jordan
02 Impersonal Se / Passive Se in Spanish - Practice #1
¡Hola! In this video lesson, we're going to be practicing the "impersonal se" or "passive se".
Curated Video
Excel VBA Programming The Complete Guide - Collection Objects in Real Life
Some objects in VBA are collection objects. Their purpose is to serve as a box or container for related objects. For example, the Worksheets collection object stores a Worksheet object for each worksheet in a Workbook. In this lesson, we...