An instrument that analyses characteristics of atoms and molecules, including their mass.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

A measure of the speed of light in a medium, defined as the ratio of the speed of light in a vacuum, to its speed in the medium under consideration.
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A Twig Science
Glossary Film.
Key scientific terms defined in...

A formula that shows the simplest whole number ratio of atoms in a compound.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

The average mass of atoms of an element.
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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 Films reinforce...

There are only six basic types of machine. Discover more about levers, wheels and pulleys: what are they and why are they useful? Physics - Forces - Learning Points. Archimedes designed simple machines to move and lift objects. The...

See the Golden Ratio in the Mona Lisa and how it has contributed to the painting becoming the most viewed artwork in the world. Maths - Measurement A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s...

How Fibonacci came up with his sequence, and how it is repeated throughout nature, from flower's petals to snails' shells – and how it has inspired the financial and computing industries. Maths - Number A Twig Math Film. Reinforce and...

Find out what these two principal laws explain about the way energy can and cannot be used throughout the entire Universe. Physics - Energy And Radioactivity - Learning Points. The 1st law of thermodynamics states that energy can neither...

Why are currencies worth different values, and how do you calculate the cross-currency value of your money? Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract...

Though the world's first model aircraft, a Spitfire, was built in a scale of 1:75, the resulting model would fit into the full-size equivalent more than 370,000 times over. Discover how scale is calculated in three dimensions. Maths -...

Watch one champion try to recite Pi to as many digits as he can; and discover what Pi is and why it is useful. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show...

How Churchill used geometry to protect his supply convoys during World War Two, by identifying the best shape for convoys to travel in... a circle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...

How would you bake the world's biggest cake? The same way as a small one... in ratio, but with increased measures. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show...

How fractions are used in music – and Pythagoras built a whole musical scale based on fractions! Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts...

What role does geometry play in da Vinci's famous drawing, and how does it use proportion to describe human anatomy and 'design' in nature. Maths - Measurement A Twig Math Film. Reinforce and extend the learning required by the...

Before the 17th century, mathematical problems were written, and solved, in longhand... until mathematical symbols were invented in Europe. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the...

The use of 3-4-5 triangles in creating uniform right-angles and angles of incline in the ancient Pyramids of Egypt. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films show...

An international team of archaeologists face a unique challenge to build a replica of the Pharaoh Queen's famous ship, based only on an ancient scale drawing. Maths - Space A Twig Math Film. Reinforce and extend the learning required by...

Archimedes' mathematical ability was central to his work as a great engineer. Discover how he came up with the most accurate approximation of Pi in ancient times, by bounding a circle within 96-sided polygons. Maths - History Of Maths A...

How the Golden Ratio was discovered and used through time, from architecture to art to music. Maths - Measurement A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts...

While it might seem that beauty is in the eye of the beholder, two universal factors transcend cultures. Discover how symmetry and proportion relate to our perception of attractiveness. Maths - Measurement A Twig Math Film. Reinforce and...

How Richard Branson's team created the world's largest hot air balloon in order to undertake a daring crossing of the Pacific Ocean. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s...

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 structural soundness of ovoids and the added properties that make them the ideal shape to hold life in the natural world. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films...