Curated Video
Vector
A quantity that has both magnitude, or size, and direction. 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...
Curated Video
Factpack: Heart
Discover the amazing world of the heart, how hard it works to pump blood around your body, and how ours compare to other animal's hearts. Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been...
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Planet
A self-sufficient celestial body that is in orbit around a star. 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...
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Avogadro's constant
The number of particles in 1 mole of a substance, which is 6.022 times 10 to the power of 23. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
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Factpack: The Spinal Cord
How the millions of nerves in the spinal cord help the brain and body communicate. Biology - Being Human - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at...
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Displacement
The shortest distance between an object's start point and end point. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Eclipse, solar
When the Moon is aligned directly in between the Sun and the Earth, it obscures all or part of the sun to an observer on the ground. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Scalar
A quantity that has magnitude, or size, but not direction. 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...
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Ultraviolet light
Electromagnetic radiation in the region of the spectrum between visible light and x-rays, about ten to 400 nanometres in wavelength. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Expansion and Contraction
Discover how different materials react to heat, and why this can be both useful and dangerous. Physics - Energy And Radioactivity - Learning Points. Temperature affects the size and shape of an object due to the expansion and contraction...
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The Satellite Story
What is a satellite, why are they important, and how have satellites changed our understanding of the Solar System? Physics - Universe - Learning Points. Any object orbiting a planet is called a satellite. Moons are examples of natural...
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Hot Air Balloons
Hot air balloons rely on heat alone to keep them in the sky. How does this work? Physics - Energy And Radioactivity - Learning Points. Hot air rises in cool air because it is less dense. The hot air within a hot air balloon creates the...
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Life Without the Moon
The Moon holds Earth in place and dictates our seasons. What happens to planets without a moon like ours? Physics - Our Solar System - Learning Points. The Moon formed after Earth collided with its twin, Theia. In proportion to the size...
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Scale of the Universe
How big is our Universe? Travel from Earth through the Solar System, past our Galaxy, to the Universe beyond. Physics - Universe - Learning Points. The Universe is constantly expanding. The Universe is already billions of light years...
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How Are Mirrors Made?
The process of manufacturing lumps of glass into sophisticated mirror systems in the world's largest telescopes. Physics - Universe - Learning Points. Mirrors are made from glass, which is melted and spread over a base. Telescopes use...
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Death of the Sun
The Sun is dying, getting hotter as it goes. Eventually it will shrink into a black dwarf, but life will have vanished long before. Physics - Our Solar System - Learning Points. The Sun is 5 billion years old and will begin to die in 5...
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Big Breathers
Marine mammals like dolphins, seals and whales can hold their breath far longer than humans. How do they do this? Biology - Human Body - Learning Points. Underwater mammals, such as humpback whales, can hold their breaths for up to...
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Freak Waves
Why scientists dispelled rumours of extreme waves at sea, based on flawed mathematics. Maths - Statistics And Probability A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract...
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Kidneys
Learn about how the kidneys function, regulate the salt levels in our bodies, filter our blood, and ultimately keep us alive. Biology - Human Body - Learning Points. The kidneys are located just below the ribs - one on each side of the...
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Echolocation: Dolphins
Dolphins use of sound as a navigational tool is essential to their survival. Discover how they produce these sounds and use them to learn about their environment. Physics - Waves - Learning Points. Dolphins, like most marine species, use...
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Beating the U-Boats
How Churchill used geometry to protect his supply convoys during World War Two, by identifying the best shape for convoys to travel in... a circle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
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The Moon - Earth’s Natural Satellite
An introduction to the Earth's moon. What makes a moon a moon? Physics - Our Solar System - Learning Points. A moon is a natural satellite. Our Moon orbits the Earth roughly every 28 days. The Moon's glow is caused by the reflection of...
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Why is Fat So Hard to Shift?
Discover why fat is important to our bodies, how and why it is stored - and why getting rid of excess body fat is so much more difficult than gaining it in the first place. Biology - Healthy Living - Fat is stored by the body when you...
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Ratios: The Maths of Baking
How would you bake the world's biggest cake? The same way as a small one... in ratio, but with increased measures. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show...