Curated Video
Weathering: The Erosion of Rock by Natural Forces
The physical, biological or chemical factors that erode rock, from sand to ice, rain to plants, and even footsteps. Earth Science - Geology - Learning Points. "Weathering" refers to the breakdown of rocks into smaller pieces. Physical...
Curated Video
How the Oceans Formed
The same water has been on Earth for four and a half billion years. Where did this water come from? Earth Science - Weather - Learning Points. 4.5 billion years ago, the Earth's surface was too hot for water to exist. Inside the Earth's...
Curated Video
Venus 1: Atmosphere
The first attempts to land a probe on a different planet. Scientists hoped an Earth-like world might lie beneath Venus' dense atmosphere, but a very different reality awaited. Physics - Our Solar System - Learning Points. Venus was...
Curated Video
Thorny Devil
Discover the remarkable characteristics that make this odd-looking reptile well adapted for life in the desert. Biology - Animal Kingdom - Learning Points. The thorny devil is a small lizard native to Australia. The thorny devil can suck...
Curated Video
Igneous
Rocks that form by the cooling and solidification of magma or lava. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Extrusion
The process of magma coming to the surface, either in steady flows or violent eruptions, and cooling to form rocks. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Interglacial period
A period of warmer climate in between the glacial periods of an ice age. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Magma
Molten rock below the surface of the Earth. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts and...
Curated Video
Altitude
Height above sea level or other reference point on the Earth's surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Rocky Planets - Inner Planets
Let's take a closer look at the four rocky planets. They're called rocky planets because they're made of rock! Our universe - Space adventure - Rocky planets Learning Points There are four rocky planets in our solar system: Mercury,...
Curated Video
What's inside the Earth?
Let's take a journey inside the Earth and explore the different layers – crust, mantle, outer core and inner core. Our universe - Planet Earth - What's inside the Earth? Learning Points The internal structure of the Earth consists of...
Curated Video
Mission to Mars
Joining the Curiosity robot as it explores the planet Mars. Our universe - Space adventure - Rocky planets Learning Points The Curiosity robot was sent to explore the rocky planet Mars. A Twig Junior Film - Core science concepts...
Curated Video
Volcanoes
Volcanoes erupt from beneath the Earth's surface. Our universe - Planet Earth - What's inside the Earth? Learning Points A volcano is a landform on the Earth’s surface through which magma erupts as lava. A Twig Junior Film - Core science...
Curated Video
How do brakes work?
Brakes use a force called friction to make things slow down and stop. The world around us - Investigating forces - What makes things stop? Learning Points Friction can cause a moving object to slow down and stop. Rough surfaces usually...
Curated Video
Ice skating
Smooth surfaces, like ice rinks, have less friction than rough surfaces. The world around us - Investigating forces - What makes things stop? Learning Points Smooth surfaces, like ice rinks, have less friction than rough surfaces. A Twig...
Curated Video
Gases – Did you know?
Did you know that the surface of Jupiter is made up entirely of gases? Material processes - Solids, liquids and gases - Gases Learning Points The surface of Jupiter is made entirely of gases. A Twig Tidbit Film - Did you know? A...
Curated Video
Streamlining
Discover how streamlining can reduce an object's air or water resistance. Physical processes -Force and motion - Reducing friction Learning Points Streamlining is the creation of a shape that reduces resistance and friction. Streamlining...
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Galapagos volcanoes
Discover how the Galapagos Islands were formed from volcanic eruptions. Physical processes -The Earth and beyond - The Earth's layers Learning Points Lava is molten rock that is released by a volcano. Lava reaches temperatures of over...
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What is a reflection?
Understand that reflection is light bouncing off a surface. Physical processes - Light - Reflection Learning Points Reflection occurs when light bounces off objects. Smooth surfaces reflect light in one direction. Rough surfaces are not...
Curated Video
Water cycle
Learn all about the Earth's water cycle. Physical processes -The Earth and beyond - Water and weather Learning Points Water constantly recycles itself through a process called the water cycle. Evaporation: the change of liquid water into...
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Where does wind come from?
Wind can be a powerful force, but what exactly is wind? Material processes - Solids, liquids and gases - Characteristics of air Learning Points Wind is air moving from an area of high pressure, to an area of low pressure. Humans use the...
Curated Video
How does a fish breathe?
Find out how fish breathe underwater. Life processes - Body systems - The respiratory system Learning Points Every animal needs oxygen to survive. Fish have gills that absorb oxygen from water. A Twig Context Film. Reinforce and extend...
Curated Video
What is friction?
Without this force, it would be a very slippery world! Physical processes -Force and motion - Friction Learning Points Friction is the force between two surfaces rubbing together. A rough surface creates more friction than a smooth...
Curated Video
Gas Giants - Outer Planets
Take a journey around our solar system and meet the gas giants. Physical processes -The Earth and beyond - The Solar System Learning Points The Solar System is made up of eight planets that orbit the Sun. The four planets furthest from...