Curated Video
Deserts
Deserts are regions that receive very little precipitation each year, but how are they formed? The unique characteristics of the world's deserts, from hot to polar. Earth Science - Weather - Learning Points. Deserts are the driest...
Curated Video
Venus 2: Surface
The first probe to successfully land on another planet arrived on Venus, where it found one of the most hostile atmospheres known to man. Physics - Our Solar System - Learning Points. In 1971, the Russians succeeded in landing the Venera...
Curated Video
Weather Systems
What causes different kinds of weather? What is wind and where does it come from? How can pressure systems help us predict the weather? Earth Science - Weather - Learning Points. Understanding weather systems is the key to reliable...
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Redwoods
Californian redwoods are some of the oldest and largest living organisms on the planet. How do they grow so tall and why are they under threat? Biology - Ecosystems - Learning Points. The coniferous forests on the pacific coast of North...
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Savannah
Discover how animals have adapted to survive in the extreme climates of the savannah. Biology - Ecosystems - Learning Points. The savannah is one of the most dynamic habitats on the planet. Areas of savannah can be found to the north and...
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Plants in Extreme Environments
To survive, plants have developed adaptations to regulate temperature and water, and maximise the capture of sunlight. Some plants have even evolved to survive in extreme environments of hot deserts and Polar regions. Biology - Plants -...
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The Water Cycle
All water on planet Earth is constantly cycled from the atmosphere, into reservoirs, and through plants and animals. The Earth's water has completed this cycle around 8 million times. Earth Science - Weather - Learning Points. Water on...
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Secret of the Sahara
It may be dry and sandy now, but the Sahara desert used to look very different. Evidence buried deep beneath the dunes reveals that the landscape has been changing naturally over thousands of years. Earth Science - Weather - Learning...
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Root Hairs
Find out how remarkable adaptations allow the spinifex plant to thrive in the desert. Biology - Plants - Learning Points. Root hairs are specially adapted to suit their role. Root hairs increase the surface area of the roots for...
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How Are Rivers Formed?
From source to the sea, this film reveals how rivers are formed, and discovers why the Amazon River came to be so big. Earth Science - Geology - Learning Points. Rivers are vital to life on Earth. Rivers are formed from meltwater from...
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Migration: Seasons
Wildebeest migrate across the African Serengeti plains in huge numbers in search of rain and fresh pastures. But their journey is fraught with danger. Biology - Ecosystems - Learning Points. African wildebeest annually migrate to stay in...
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Low-Level Clouds
How do the clouds closest to the Earth affect our weather? How are they formed and what do they look like? Earth Science - Weather - Learning Points. Temperature, humidity and air pressure produce ten different types of cloud. Those at...
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Types of Weather: Rain
Rain is essential to our planet. Without it, all life on Earth would struggle to survive. How do rain clouds form and what determines whether it rains or not? Earth Science - Weather - Learning Points. Rainfall comes from the clouds...
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Cloud Seeding
Scientists have found a way to make it rain. But weather modification has its critics, and there may be unforeseen consequences surrounding the "cloud seeding" process. Earth Science - Weather - Learning Points. When silver iodide is...
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Tropical Rainforests
Tropical rainforests are competitive environments where plants must compete for space and resources. But other dangers threaten the balance and future of these important habitats. Biology - Ecosystems - Learning Points. Tropical...
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The Lost City of Peru
Over 2,000 years ago, a little known civilisation called the Moche dominated the North coast of Peru. Huge palaces and amazing artifacts were abandoned, buried under sand after a mass evacuation. Why? Earth Science - Weather - Learning...
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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...
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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...
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Depression
An area of low pressure, formed between polar and tropical latitudes when warm and cool air meet and begin to swirl around each other. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
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Xylem
The system of tubes inside plants that transport water and dissolved minerals from the roots up to the leaves. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Water and weather – Pixelate
What is it? ... It's rain on a puddle! Physical processes - The Earth and beyond - Water and weather A Twig Tidbit Film - Pixelate. A pixelated image unscrambles. The children have to guess what it is.
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Amazing plants
There are lots of different types of plants on Earth. Let's discover the amazing world of plants. Living things - Amazing plants - Plants Learning Points There are lots of different types of plants. A Twig Junior Film - Core science...
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Where does rain come from?
Exploring where the rain in a puddle comes from. Our universe - Planet Earth - Weather Learning Points Rain is produced when water vapour in the clouds condenses and falls to the Earth’s surface. A Twig Junior Film - Core science...
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Weather – Odd one out
Four different types of weather are shown, but which is the odd one out? People and places - Physical geography - Weather A Twig Tidbit Film - Odd one out. The children have to work out which of four images is the odd one out.