Using a hypothetical "trash droid" to emphasize the severity of ocean pollution, the video highlights the staggering volume of waste—150 million tons currently, projected to reach 600 million tons by 2040—threatening marine ecosystems...

Follow Lizzie Carr's inspiring journey as an adventurer and environmentalist, paddleboarding across England and the Channel to combat plastic pollution in our waterways.<br/>

The term ‘sea glass’ is used to refer to the small pieces of glass that are typically found on beaches along bays, seas, and oceans, but they can also be found on the banks of large rivers. Sea glass is weathered both physically and...

The term drone is actually taken straight from the sci-fi world. Drones are used for many reasons for filming, military surveillance, and recreational activities. Drones fall under the intersection of aerospace, robotics, and...

Coefficient of restitution: What is it? How is it related to the general bounciness of balls and other objects? Here's a quick, simple and basic explanation of the coefficient of restitution for kids and laymen. Basketballs bounce a lot,...

A dry coloured substance that can be used to give colour to paints, plastics and other materials.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

Discover the unique properties of silicon, which is found in many things from sand to computers.



Chemistry - Periodic Table - Learni

ng Points.

Silicon is

a metalloid element.

Silicon is found in...

An introduction to hydrocarbons. Learn how unreactive alkanes can be made into reactive alkenes. Chemistry - Chemical Industries - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or...

What is the expense, and environmental cost, of bottling water when tap water is freely available? Earth Science - Earth's Resources - Learning Points. Bottled water is up to 10,000 times more expensive than tap water. Bottled water has...

Discover how barrier methods of contraception can not only prevent pregnancy but stop the spread of sexually transmitted infections. Biology - Being Human - Learning Points. Barrier method contraceptives prevent the sperm from reaching...

The differences between thermosetting, thermosoftening and partially biodegradable plastics, and how they can be recycled. Chemistry - Chemical Industries - Learning Points. We throw away a lot of plastic and most is non-biodegradable....

Material that conducts heat or electricity very poorly, and so can be used to provide some measure of protection. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...

We use a metal box holding rods of different materials to test their ability to conduct heat. The box is filled with boiling water and a paperclip is attached to the end of each rod using petroleum jelly. As the heat moves through the...

Plastics are all made in a similar way, but can be manipulated to have very different functions. Discover how their properties are determined. Chemistry - Chemical Industries - Learning Points. Plastics are synthetic materials called...

What is it? ... It's a crushed plastic bottle!
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Physical processes - Force and motion -
W

hat is force?


A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed....

Six different objects are shown on screen ... can you spot the permeable materials?
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Material processes - Classifying materials - Choosing suit
a

ble materials />

Learning Points
Permeabili
t

y...

Four different materials are shown, but which is the odd one out?
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Physical processes - Electricity and magneti
s

m - Magnetism


A Twig Tidbit Film - Odd one out. The children have to work out which of...

Four different materials are shown, but which is the only one that is not an insulator?
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Physical processes - Energy and energy transfer -


Heat transfer


A Twig Tidbit Film - Odd one out. The...

Most of the world's waste ends up in landfills – what effect is this having on our environment?
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People and places - Human impact on the environment - Poll
u

ting the land />

Learning Points
A...

How do insulators manage to keep the heat both in and out?
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Material processes - Changing material
s

- Insulation />

Learning Points
Insulators do not allow
e

nergy to pass easily through...

In this film types of synthetic plastics are examined ... including biodegradable plastics known as bioplastics.
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People and places - Environmental awareness and care - Natural and synth
e

tic materials />...

How do these flasks work to keep drinks at a constant temperature?
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Material processes - Changing material
s

- Insulation />

Learning Points
Thermal insulators do not allow heat e
n

ergy to...

Find out what the difference is between a conductor and an insulator.
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Physical processes - Electricity and magnetism - Conductors and dangers
o

f electricity />

Learning Points
Conductors...

Discover an animal with no eyes, mouth or heart.
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Material processes - Classifying materials - Propertie
s

of materials />

Learning Points
Porous materials are absorbent due to tiny por
e

s...