Curated Video
The Nervous System - Body’s Communication
Our bodies contain an intricate network of nerves and pathways which make up the Central Nervous System. How are they linked? And how do they connect different parts of our body to control bodily functions? Biology - Being Human -...
Curated Video
Dancing Polymer
We create a polymer using cornflour and water called oobleck. Oobleck is a non-Newtonian liquid that behaves like a solid and a liquid. When placed on a speaker, the vibrations cause the polymer to constantly change its behaviour and it...
Curated Video
Dissection: Leg
We dissect and examine a frog's leg and muscles. The skin is removed and the leg is bent back and forth to see how pairs of antagonistic muscles work. Biology - Human Body - Learning Points. Muscles contract to cause movement. Muscles...
Curated Video
Ion Migration
We separate the ions in copper dichromate gel using electrolysis. We see the positive blue copper ions move to the negative electrode and the negative yellow chromate ions move to the positive electrode. Chemistry - Reactions - Learning...
Curated Video
Logic: Bayesian Robots
Meet the robots who use statistics to learn about the world around them. Maths - Statistics And Probability A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in...
Curated Video
Plate Tectonics
From volcanic eruptions to massive earthquakes to tidal waves, Earth's tectonic plates can be responsible for catastrophic natural disasters. Earth Science - Geology - Learning Points. The rising and falling of intense heat deep inside...
Curated Video
The Cell Membrane
Journey inside the cell to see how the cell membrane acts as both a barrier and an entrance. How does it take in nutrients while keeping out potentially damaging molecules? Biology - Cells And DNA - Learning Points. The cell membrane...
Curated Video
Planes, Wedges, Screws
There are only six basic types of machine. Discover more about planes, wedges and screws: what are they and why are they useful? Physics - Forces - Learning Points. Machines based on the ideas of Archimedes make work easier. An inclined...
Curated Video
Plant Mimics
From orchids that mimic the appearance of bees to the carrion flower which smells like rotting meat, discover the devious world of the plant mimic. Biology - Plants - Learning Points. Some plants use mimicry to aid reproduction or...
Curated Video
Cilia
Tiny, hair-like projections from the surface of a cell that wave in unison to cause movement. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Propulsion
The process of pushing or moving an object forwards. 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...
Curated Video
What makes things move?
Did you know that forces make everything move? The world around us - Investigating forces - What makes things move? Learning Points Forces can make things move, speed up and/or change direction. There are two kinds of force: pushes and...
Curated Video
How do animals move?
Exploring how animals move in different ways. They can walk, hop, swim and fly – and that's just the start! Living things - Animal kingdom - How do animals move? Learning Points Different animals move in different ways on land, in water...
Curated Video
Dung beetle
Did you know that the dung beetle is stronger than an elephant? The world around us - Investigating forces - Speed and strength Learning Points The stronger something is, the bigger the force it can use to push or pull things. A Twig...
Curated Video
Exploring forces
There are two kinds of force – pushing and pulling forces. The world around us - Investigating forces - What makes things move? Learning Points Forces can make things move, speed up and/or change direction. There are two kinds of force:...
Curated Video
Muscles
Muscles allow the bones in your skeleton to move. Living things - My incredible body - My skeleton Learning Points Muscles allow the bones in your skeleton to move. A Twig Junior Film - Core science concepts explained in an easy way for...
Curated Video
Reducing Friction: Speed is the Rate of Motion
Did you know that speed is the rate of motion? Physical processes - Force and motion - Reducing friction Learning Points Force causes an object to move. The size of the force acting upon an object affects its speed. A Twig Tidbit Film -...
Curated Video
What is weather?
Check out the various forms of weather, what causes it, and how it affects our lives. People and places -Physical geography - Weather Learning Points The weather is the current state of the atmosphere in a particular location on Earth....
Curated Video
Night and day
Find out why our planet spends half its time in darkness and the other half in sunlight. Physical processes -The Earth and beyond - Sun, Earth and Moon Learning Points The spin of the Earth causes day and night. The Earth orbits around...
Curated Video
The nomads of Outer Mongolia
Make the month-long journey to winter camp with the Darhad people of Outer Mongolia. People and places - Human geography - Settlements Learning Points People who do not make a permanent home are called nomads. A Twig Context Film....
Curated Video
Ball and socket joints
What do a baseball player's shoulder and a dolphin's flipper have in common? Life processes - Body systems - Joints and muscles Learning Points A joint is where two bones join together. Not all joints in the body move. A ball and socket...
Curated Video
Thermal conductors
Why does metal expand when it gets hot? Material processes - Changing materials - Expansion and conduction Learning Points Conductors are materials that allow energy to flow easily through them. Thermal conductors allow heat energy to...
Curated Video
How the Egyptians built the pyramids
Discover how a simple system of pulleys helped the Egyptians build some of the wonders of the world. Physical processes -Force and motion - Gears and pulleys Learning Points Pulleys reduce the amount of force needed to move something....
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...