Great Big Story
Lizzie Carr, paddleboarding for cleaner waterways
Follow Lizzie Carr's inspiring journey as an adventurer and environmentalist, paddleboarding across England and the Channel to combat plastic pollution in our waterways.
Science ABC
Particle accelerators: What are they, how do they work and why are they important to us?
A particle accelerator is a machine that accelerates particles. More specifically, it accelerates elementary particles, like protons and electrons, at extremely high speeds—almost 99.99% of the speed of light. These particles are then...
Science ABC
How Many Times Can You Fold a Piece of Paper In Half?
Plenty of people argue that you can only fold a piece of paper in half a maximum of 7 times. Is 7-times a hard limit for folding a piece of paper? Well, a piece of paper can be folded more than 7 times. But there's a catch. You cannot do...
Science ABC
Giganotosaurus vs. T Rex: Who Was The Deadliest Predator?
Tyrannosaurus Rex is, without a doubt, one of the coolest out of all the dinosaurs. With its enormous size, speed, and killer power, it’s hard to deny that it was ferocious, fierce, and beautiful. Well, at least as long as beauty is...
Science ABC
What Would Happen If Earth Rotated Faster?
An increase in Earths rotational speed could have various impacts on life: ranging from increased earthquakes and tsunamis to a shortening of the length of the day. People could be floating in central Africa while the polar ice might...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It?
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go show you step-by-step how to subtract these mixed numbers.
Curated Video
Neutron
Particles found in the nuclei of atoms, which have a similar mass to a proton, but no electric charge. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Wavelength
The distance between corresponding points on two successive waves, and therefore the length of a complete cycle of a wave. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Hale-Bopp
One of the brightest comets to be seen for many decades, reaching its peak brightness on 1st April 1997. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Isotope
Atoms of the same element with different numbers of neutrons. 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...
Curated Video
Epicentre
The position on the Earth's surface directly above the point at which an earthquake originates. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Angstrom
A very small unit of length equivalent to one ten-millionth of a millimetre, or 10-10m. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Glacial period
A period during a longer ice age when temperatures are particularly cold, and glaciers and ice sheets extend over a larger part of the planet. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Factpack: Forensics
The forensic and other techniques detectives use to identify victims. Chemistry - Atoms And Bonding - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the...
Curated Video
Infrared light
Electromagnetic radiation with a slightly longer wavelength than visible light, between about 700 and 1050 nanometres. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
The Romans and Numerals
Though they were great engineers, the Romans were terrible mathematicians. They relied on the knowledge of their Greek slaves, and rather than developing maths, came up with one of the most awkward numerical notation systems known to...
Curated Video
How Long is a Metre?
The evolution of standard measurements from body parts to precise, universal measures. Maths - Measurement A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in...
Curated Video
Modelling the Spitfire
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 -...
Curated Video
Why Do We Count in Tens?
Find out why our metric system is based on the number ten. Is it the best number to count on? Or could the reason be more biological than mathematical? Maths - Number A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
The Incredible Strength of Ants
Why are tiny ants considered the strongest creatures in the world? An introduction to the square-cube law and why muscle mass (length3) will always outstrip strength (length2). Maths - Number A Twig Math Film....
Curated Video
Osmosis and Volume
We look at the effects of osmosis on the volume of potato and the appearance of red onion cells. Two cylinders of potato are measured and weighed before one is placed in salt water and the other in fresh water. We can see how osmosis...
Curated Video
Measuring Music
We use a sounding board called a sonometer to investigate how the pitch of sound changes when the length of wire being plucked changes. We change the position of a moveable bridge to change the length of the wire and discover that...
Curated Video
Dissection: Leg
We dissect and examine a frog's leg and muscles. The skin is removed and the leg is bent back and forth to see how pairs of antagonistic muscles work. Biology - Human Body - Learning Points. Muscles contract to cause movement. Muscles...
Curated Video
Forensics: DNA Profiling
DNA profiling is one of the world's most powerful forensic tools, but how was it developed and how does it work? Biology - Cells And DNA - Learning Points. DNA profiling helps us to link individuals to crimes and free those that are...