How big is our Universe? Travel from Earth through the Solar System, past our Galaxy, to the Universe beyond. Physics - Universe - Learning Points. The Universe is constantly expanding. The Universe is already billions of light years...

Discover one theory about a single event over 13.8 billion years ago, that might have created our Universe. Physics - Universe - Learning Points. The Big Bang took place over 13.8 billion years ago. The Big Bang caused our Universe to...

The different ways scientists have explained the structure of the atom, and how it has changed throughout history. Chemistry - Atoms And Bonding - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt...

Where does Mars fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Mars is the 4th planet from the Sun. Olympus Mons on Mars is the tallest mountain in the Solar System. Rovers have...

Where does Neptune fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Neptune is the 8th planet from the Sun. It takes Neptune 165 Earth years to orbit the Sun. Neptune has the...

The collision of comet Shoemaker-Levy 9 with Jupiter in 1993 was the first collision of its kind to be witnessed by man. Physics - Universe - Learning Points. The comet Shoemaker-Levy 9 was discovered orbiting Jupiter in 1993....

The explosive reactions and forces, from gravity to nuclear fsion, which formed our Solar System. Physics - Our Solar System - Learning Points. Our Solar System is the region of space which falls within the gravitational influence of our...

How comets change as they journey around the Sun, what are they made of and where are they found? Physics - Universe - Learning Points. Comets formed from dust and ice particles when the Solar System was very young. There are at least a...

An introduction to the Earth's moon. What makes a moon a moon? Physics - Our Solar System - Learning Points. A moon is a natural satellite. Our Moon orbits the Earth roughly every 28 days. The Moon's glow is caused by the reflection of...

Solar eclipses are a great excuse for a party and some serious science. A group of people known as 'Shadow Chasers' travel the globe to view this phenomenon. Physics - Our Solar System - Learning Points. While total solar eclipses occur...

How are asteroids in our Solar System formed, where are they found, and what danger do they pose to life on Earth? Physics - Our Solar System - Learning Points. Asteroids are made from rock, metal or carbon, while comets are made of rock...

The Sun is dying, and getting hotter as it does. As life on Earth becomes unsustainable, could we move to Mars? Physics - Universe - Learning Points. The Sun will die in approximately 5 billion years. As the Sun ages, it will get hotter,...

The discovery of Titan's atmosphere excited scientists, who believe it could hold the key to life on Earth. Physics - UniverseLearning Points. Titan is the only moon in the Solar System with a dense atmosphere. Titan's atmosphere is 98%...

The use of direct and indirect proportion in navigating the Voyager spacecraft to the outer planets. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract...

Newton's development of calculus, and how this changed the way we describe the world. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in...

How the orbit of the planets is dictated by mass and the force of gravity. Physics - Our Solar System - Learning Points. The curved path of one object around another is its orbit. Objects orbit due to the effects of gravity. The...

A delicate balancing act between the Sun and Earth makes ours the only known life-bearing planet in our Solar System. Physics - Our Solar System - Learning Points. Earth is the only planet with liquid water. If a planet is too close to...

A glowing cloud of dust and gas surrounding a star towards the end of its life cycle. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

A stream of charged particles, mainly electrons and protons, emitted from the Sun's outer atmosphere at up to 900 kilometres per second. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...

Everything that you see, hear, smell and feel is part of the Universe. Our universe - Story of life - What is the Universe? Learning Points Everything on Earth and everything in space is part of the Universe. A Twig Junior Film - Core...

What is it? ... It's Jupiter! Physical processes - The Earth and beyond - The Solar System A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the image is.

What is it? ... It's the Andromeda galaxy! Physical processes -The Earth and beyond - Beyond our solar system A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what...

What is it? ... It's a crater on the Moon! Physical processes -The Earth and beyond - The Moon A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the image is.

Let's take a closer look at the four rocky planets. They're called rocky planets because they're made of rock! Our universe - Space adventure - Rocky planets Learning Points There are four rocky planets in our solar system: Mercury,...