Curated Video
Strengthening the Bank of China
The Bank of China Towers in Hong Kong were once Asia's tallest buildings. To stabilise the structure, the strongest shape was used... the triangle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Intermolecular force
A weak attractive force between molecules, much weaker than the chemical bonds that hold atoms together within molecules. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Strong nuclear force
The force that holds protons and neutrons together in the nucleus of an atom. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Weight
The force of gravity acting on a mass, measured in newtons. On Earth, gravity exerts a force of just under 10 newtons per kilogram. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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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...
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Strong material
A strong material is one that is resistant to wear and physical force. 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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Buoyancy: Upward Force from Surrounding Fluid
The upward force exerted on an object by the fluid which surrounds it. 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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Speed
Speed is how fast something moves. The world around us - Investigating forces - Speed and strength Learning Points How fast something moves is called its speed. There are a number of different factors that affect how fast or slow...
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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
What is a force? – Jigsaw
What is it? ... It's a crushed plastic bottle! Physical processes - Force and motion - What is force? A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.
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Gravity - Why Things Fall
Have you ever wondered why things fall? It's because of gravity. The world around us - Investigating forces - Gravity Learning Points Gravity is a force that pulls things to the ground. We feel the effects of gravity all the time,...
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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...
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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:...
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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
Friction – Clip
How do birds land on water? Discover how they create and use resistance in order to slow and stop on water. Physical processes - Force and motion - Friction Learning Points Water resistance is a type of a friction. A Twig Tidbit Film -...
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Gears and pulleys – True or false
True or false ... Gears give a mechanical advantage? Physical processes -Force and motion - Gears and pulleys Learning Points Gears can be used to gain mechanical advantage. A Twig Tidbit Film - True or False? The children have to...
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Action and reaction – Clip
Find out how the lack of air resistance within the vacuum of space is an important factor in space exploration. Physical processes - Force and motion - Action and reaction Learning Points There is no air resistance in the vacuum of...
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Reducing Friction: How Water Makes You Slide Faster
Did you know that the constant flow of water reduces friction and makes you go faster down waterslides? Physical processes - Force and motion - Reducing friction Learning Points Lubricants are substances that reduce friction. A Twig...
Curated Video
Gears and pulleys – Did you know?
Did you know that a seesaw, a wheelbarrow and a fishing rod are all types of lever? Physical processes - Force and motion - Gears and pulleys Learning Points A lever is a stiff bar that pivots on a fixed point. A Twig Tidbit Film - Did...
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What is a force? – What happens next?
The rope tying a catapult to the ground is released … what happens next? Physical processes -Force and motion - What is force? A Twig Tidbit Film - What happens next? A short section of film is played and the children have to guess what...
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Velodrome
Discover the different types of motion. Physical processes -Force and motion - What is force? Learning Points There are different types of motion. Rotation: motion in a circle around a central point. Straight-line: motion directly from...
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What is a force? – Odd one out
Four examples of actions that change the shape of objects are shown, but which is the odd one out? Physical processes - Force and motion - What is force? A Twig Tidbit Film - Odd one out. The children have to work out which of four...
Curated Video
What is a force? – Did you know?
Did you know that force is measured in newtons? Physical processes - Force and motion - What is force? Learning Points Forces are measured in newtons. A Twig Tidbit Film - Did you know? A fascinating fact is revealed.
Curated Video
Opposing forces
Opposing forces are at work all the time, even when you aren't moving! Physical processes -Force and motion - Action and reaction Learning Points When opposing forces are balanced, an object remains stationary. Unbalanced forces cause an...