SciShow
Why is Organized Crime Buying Sand?!
Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...
SciShow
The World Is Built on Sand... and We're Running Out
Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...
SciShow
Inside the Tiny Ecosystems Hiding in Glaciers
Glaciers might look like just lifeless frozen wastelands, but they are not! There are unique ecosystems hidden inside of them.
SciShow Kids
Why Different Soils Feel Different
Squeaks and Mister Brown do some experiments with soil, and learn all about why different soils feel different! Disciplinary Core Ideas: PS1.A: Structure and Properties of Matter - Matter can be described and classified by its observable...
Bozeman Science
Soil and Soil Dynamics
In this video Paul Andersen explains how soils are formed and classified. Weathering of rock creates particles which are mixed with water, air, and organic material. Soils are classified according to particle size, chemical makeup, and...
Curated Video
Substrate
In materials science, the substrate is the surface on which a coating is deposited. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Heterogeneous mixture
A mixture of two or more substances which remain as physically separate substances. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Meanders and Oxbow Lakes
Meanders and oxbow lakes are found in the middle course of a river. Discover how a meander forms and how this process can lead to an oxbow lake. Earth Science - Geology - Learning Points. At its middle course, a river gathers water...
Curated Video
Depositional Features
Discover more about depositional features, such as floodplains and levees. Some of the world's largest deltas are visible from space. What are these fertile and diverse features, and how are they formed? Earth Science - Geology -...
Curated Video
Land Formations
Learn how our planet's landscapes, from mountains to hills, plateaus to plains, have been sculpted over millions of years by powerful geological forces. Earth Science - Geology - Learning Points. The planet's diverse landscape is shaped...
Curated Video
The birth of ancient Egypt
Find out why the ancient Egyptian Empire owed its success to to the River Nile. People and places - Physical geography - Rivers Learning Points The fertile floodplain of the River Nile allowed ancient Egyptians to grow their own food....
Curated Video
Taming Rivers
Dr. Forrester uses a KWL chart to provide information about dams. She explains how dams work and how they prevent the overflow of water. She ten compares and contrasts dams built by humans and dams built by animals.
Professor Dave Explains
Mineralogy of Sedimentary Rocks: Weathering and Diagenesis
Now that we know some general information regarding sedimentary rocks, let's examine their mineralogy. What kinds of minerals can be found in sedimentary rocks? How do these minerals change over time? What can we say about weathering,...
Professor Dave Explains
Characteristics of Sedimentary Rocks: Size, Provenance, and Composition
With igneous rocks understood, let's move on to the second type of rock, sedimentary rock. What are sediments, and how do they come together to form sedimentary rocks? What can we say about the size of such a rock? It's provenance, or...
Weatherthings
Water Smart: Water as a Natural Resource - Quiz
In Water as a Natural Resource we are introduced to words such as habitat, ecosystem, watershed and estuary. Not only do kids learn that water exists everywhere on Earth, but that it is vital for life in plants, animals, and all other...
Weatherthings
Water Smart: Water as a Natural Resource - Wastewater
In Water as a Natural Resource we are introduced to words such as habitat, ecosystem, watershed and estuary. Not only do kids learn that water exists everywhere on Earth, but that it is vital for life in plants, animals, and all other...
Weatherthings
Water Smart: Water as a Natural Resource - Pollution
In Water as a Natural Resource we are introduced to words such as habitat, ecosystem, watershed and estuary. Not only do kids learn that water exists everywhere on Earth, but that it is vital for life in plants, animals, and all other...
Weatherthings
Water Smart: Water as a Natural Resource - Conserve Water
In Water as a Natural Resource we are introduced to words such as habitat, ecosystem, watershed and estuary. Not only do kids learn that water exists everywhere on Earth, but that it is vital for life in plants, animals, and all other...
Next Animation Studio
Artificial islands restore nature to lake in the Netherlands
An ambitious project by a Dutch NGO plans to bring back wildlife by creating five artificial islands using silt.
EarthEcho International
Testing Water Turbidity Using a Sensor
In this video, a teacher demonstrates how to test water turbidity using a Trinity sensor. Turbidity is a measure of particles suspended in water, and high levels can be a sign of pollution or algal blooms. Testing turbidity is important...
Mazz Media
Earth's Landforms
With HD footage from all over the world, this program shows students all the various types of landforms found on our planet. Animation segments demonstrate how land formations are created by movement of the earth's plates, volcanoes,...
Curated Video
Soil: The Skin of the Earth
Soil is a vital natural resource that supports life on Earth. It is a mixture of minerals, organic matter, gases, liquids, and organisms. Soil plays a crucial role in providing nutrients and moisture for plant growth, purifying water,...
Mazz Media
Agriculture
This live-action video program is about the word agriculture. The program is designed to reinforce and support a student's comprehension and retention of the word agriculture through use of video footage, photographs, diagrams and...