The temperature at which a solid turns into a liquid.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

Different forms of the same element, composed of exactly the same atoms, in the same physical state, but in different arrangements.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds...

Any of the metallic elements from the central block of the periodic table.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

Gold can be found in many forms and has been used as currency for centuries. But what properties does it have that make it so valuable? Earth Science - Geology - Learning Points. Gold occurs naturally in many distinct forms. Native gold...

Learn about silver and why it is so valuable.



Chemistry - Periodic Table - Learni

ng Points.

Silver is found in relatively small

quantities on Earth.

r/>Silver is a good conductor.

Sil

ver ions...

Find out why gold is a valuable metal element.



Chemistry - Periodic Table - Learni

ng Points.

Gold is a rare element, found in very small

quantities on Earth.

Gold is the most malleable of all the...

What exactly are alloys? What is it about their properties that make them so useful for a huge variety of purposes, from construction to jewellery? Chemistry - Periodic Table - Learning Points. Alloys are metals mixed with other...

Learn why electron shells are responsible for the properties of elements, and whether they are stable or have violent reactions. Chemistry - Atoms And Bonding - Learning Points. An element's reactivity is determined by the number of...

Find out what happens to your money when you deposit it in a bank: while the bank must hold on to some reserves, far more is lent out. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s...

The discovery and uses of reactive metals throughout history, and how their uses have defined the period in which they were discovered. Chemistry - Periodic Table - Learning Points. The reactivity series ranks the chemical reactivity of...

Discover how elements are formed in the centre of stars, and how some elements are formed in even more spectacular conditions. Chemistry - Periodic Table - Learning Points. Most elements were created in space. At the beginning of the...

Transition metals are the largest group in the periodic table. Find out what similarities they share, and how we make use of these metals. Chemistry - Periodic Table - Learning Points. Transition metals are found as a block in the middle...

Dwindling oil supplies mean exploration drilling is moving to far-flung reaches of the Earth. What difficulties does this pose, and what could the environmental impacts be? Earth Science - Earth's Resources - Learning Points. In the USA,...

From our bodies to the oceans and stars, everything is made of millions upon millions of tiny atoms. But what are atoms made of? Chemistry - Atoms And Bonding - Learning Points. The building blocks of all elements are called atoms. Atoms...

Find out what international trade is and how countries exchange goods.
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People and places -Human geography - Inter
n

ational trade />

Learning Points
International trade is the e
x

change...

Journey to the Galapagos to see how cold-blooded iguanas keep themselves warm.
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Physical processes -Energy and energy transfer -


Heat transfer />

Learning Points
The Sun's heat energy...

Discover the world of minerals and learn about their uses.
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Material processes - Classifying materi
a

ls - Minerals />

Learning Points
Minerals are naturally occurring substan
c

es with a...

Learn about the precious metals that make up mobile phones and how £1 billion worth of e-waste will eventually be dumped in landfills.
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People and places - Environmental awareness and care - Reduce,
r

euse,...

Six objects are shown on screen ... can you spot the minerals?
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Material processes - Classifying materi
a

ls - Minerals />

Learning Points
A range


of minerals can be found on Earth.
...

Investigate how the land use has changed over time in the Mojave desert near Las Vegas.
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People and places -Human geography - Cha
n

ging land use />

Learning Points
The way we use land...

I went to the House of Marbles in Newton Abbot to catch up with glass-maker Paul and learn how to make my own multi-coloured glass marble!

Learn about the amazing engineering feat of the First Transcontinental Railroad and the ingenious Americans who constructed it.

Learn more about the gold strike in California and the gold rush that followed. Learn about the prospectors ("49ers") who traveled to California from all over the world to try and strike it rich.

Embark on a breathtaking journey through the ancient ruins of Machu Picchu and the fascinating history of the Inca civilization in this captivating history episode! Explore the architectural wonders and cultural significance of this...