Curated Video
What is a Tornado?
What makes a tornado nature's most dangerous storm? Scientists are working to identify the unique set of circumstances which combine to create a tornado. Earth Science - Weather - Learning Points. Tornadoes are a violent, spinning vortex...
Curated Video
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...
Curated Video
The Big Chill
Melting icecaps are threatening one of the most important currents in the world, the Great Ocean Conveyor. If it stopped, it could have devastating impacts on our climate. Earth Science - Human Impacts - Learning Points. The Great Ocean...
Curated Video
The Great Global Warming Debate: Part 2
Earth's climate has changed naturally over millions of years. Could the current cycle of warming simply be part of this natural cycle? Earth Science - Human Impacts - Learning Points. The Medieval Warm Period occurred 1000 years ago....
Curated Video
Forms of Energy
Energy comes in many forms. What are they, how do they differ and what can they be used for? Physics - Energy And Radioactivity - Learning Points. Energy is converted or transferred, but never lost. Energy is measured in joules (j)....
Curated Video
How Did Mammals Evolve?
An introduction to the ‘mammal-like reptiles’ that walked the Earth millions of years before the dinosaurs – and from which all modern-day mammals would eventually evolve. Biology - Animal Kingdom - Learning Points. Early reptiles split...
Curated Video
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...
Curated Video
Hurricanes
Hurricanes are renowned for their destructive power and the devastation they leave behind. But how do they form and where? Earth Science - Weather - Learning Points. Hurricanes are tropical storms with constant wind speeds. Hurricanes...
Curated Video
Stimulating Daphnia
We examine the effects of different temperatures and chemicals on the heart rate of Daphnia. A microscope is used to let us see the Daphnia\u2019s heart and establish the heart rate under normal conditions. The heart...
Curated Video
Fire Extinguisher Sublimation
We release carbon dioxide from a fire extinguisher against a dark cloth to see what happens. The expanding gas cools as it leaves the extinguisher, forming a visible dry ice solid on the cloth. As it warms, the carbon dioxide vanishes...
Curated Video
What is a Reptile?
Discover the five distinct features that unite all reptiles and the characteristics that they share with mammals, birds and fish. Biology - Animal Kingdom - Learning Points. A Twig Curriculum Film. Delivering key learning points. Get...
Curated Video
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...
Curated Video
Where do animals live?
Animals use their homes to raise their young, keep safe from enemies and stay protected from the weather. Living things - Animal kingdom - Where do animals live? Learning Points Different animals have different homes. Animals use their...
Curated Video
Where does wool come from?
Find out how fluffy sheep provide us with warm, woolly clothes. 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...
Curated Video
Iguanas
Journey to the Galapagos to see how cold-blooded iguanas keep themselves warm. Physical processes -Energy and energy transfer - Heat transfer Learning Points The Sun's heat energy travels to Earth as infrared radiation. Convection:...
Curated Video
Insulation
How do insulators manage to keep the heat both in and out? Material processes - Changing materials - Insulation Learning Points Insulators do not allow energy to pass easily through them. Thermal insulators do not allow heat energy to...
Curated Video
What is a Mammal? - Mammal Traits
Find out why we classify whales as mammals, not fish. Life processes - Variation and classification - Vertebrates Learning Points Mammals are one of the five types of vertebrates. Mammals give birth to live offspring, suckle their young...
Curated Video
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
Weather vs. Climate
What's the difference between climate and weather? People and places -Physical geography - Climate Learning Points Climate refers to the average weather conditions in a region over many years. The main climate zones are tropical,...
Maddie Moate
How do Bananas grow...in Iceland?!
What is the secret to growing tropical fruit in Iceland's cold, barren climate? I travel to Hveragerði, Iceland, to find out.
Visual Learning Systems
Describing Climate
In this video students will learn how to obtain information to describe the climate of different locations on the planet. Live-action video helps students understand some of the different features of climate including temperature,...
FuseSchool
The Greenhouse Gas Effect | The science behind trapping heat
In this video, we explore the leading factors contributing to the enhanced greenhouse effect and its implications for climate change and sustainability. Discover how greenhouse gases like carbon dioxide, methane, and nitrous oxide trap...
Curated Video
What is a star? For Kids
Climb into a rocket and take a journey across the universe to the place where stars are born. Then learn about the life of stars, supernovas and how our own star, The Sun, gives life to all living things.
Bedtime History
The Stone Age for Kids
Learn more about the history of humans during the Stone Age also known as the Paleolithic, Mesolithic and Neolithic periods.