Curated Video
How Do Carb-Free Diets Work?
What would happen if we removed one of our three basic food groups? Discover how reducing your intake of carbohydrates and increasing protein can affect your body. Chemistry - Chemical Industries - Learning Points. A low-carbohydrate,...
Curated Video
Centre of Gravity: Finding the Balance Point of Irregular Objects
We use a plumb line and hook to find the centre of gravity of an irregularly shaped piece of card. A hole is punched in the card and it is suspended from the hook. A plumb line is used to let us draw the vertical line under the hole on...
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Cartesian Diver
We make a Cartesian diver using a drinking straw and sticky tack. When the diver is placed in a sealed bottle of water it can be controlled by squeezing and releasing the bottle, which makes it rise and fall within the water. Physics -...
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Liquid Density
We compare the density of oil, salt water and fresh water using displacement tanks. Equally weighted measuring cylinders are placed into the three liquids and the amount of water displaced is collected for comparison. Physics - Forces -...
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Burning Bubbles
We investigate the properties of two types of gas bubbles: methane gas bubbles and bubbles of the gas we breathe out. The air-filled bubbles sink and we are unable to set them alight, while the methane bubbles float upwards and are...
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Introduction to the Brain
What does the brain look like and what does it actually do? What specific functions do the brain stem, cerebellum and cerebrum control? Biology - Being Human - Learning Points. The brain is the most complex object in the known Universe....
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What is Fitness?
Discover why fitness is not always obvious from appearance. Rather, it is a measurement of how well your body operates on a daily basis. Find out how BMI, heart rate and blood pressure indicate how fit you are. Biology - Healthy Living -...
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The Bends
The potentially deadly threat changes in pressure pose for divers. What happens when a diver experiences the bends, and how can they be saved? Physics - Forces - Learning Points. The Bends is decompression sickness, which affects divers...
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Avalanches
Whether they are slow slab avalanches or hurtling powder avalanches, these powerful snow slides can be extremely destructive and it can take as little as a weak snow layer to cause them. Earth Science - Weather - Learning Points....
Curated Video
An Ancient Olympian
What the discovery of a skeleton over 2,000 years old tells us about the training techniques of ancient olympians. Biology - Human Body - Learning Points. In 1959 the tomb of an ancient Olympian was discovered in Taranto, southern Italy....
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Arches
Discover how forces are applied through an arch, and why this makes it the perfect shape for architecture. Maths - Space A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films show abstract...
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Strengthening the Bank of China
The Bank of China Towers in Hong Kong were once Asia's tallest buildings. To stabilise the structure, the strongest shape was used... the triangle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
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Calibrate
A process of comparing sets of measurements with reliable reference measurements, in order to check the accuracy of an instrument, or adjust for a change in a measurement system. A Twig Science Glossary Film. Key scientific terms defined...
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Weight
The force of gravity acting on a mass, measured in newtons. On Earth, gravity exerts a force of just under 10 newtons per kilogram. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Buoyancy: Upward Force from Surrounding Fluid
The upward force exerted on an object by the fluid which surrounds it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Mass vs. Weight
What is the difference between mass and weight? Physical processes -Force and motion - Gravity Learning Points Mass is the amount of stuff in an object, it is measured in grams and kilograms. The force of gravity acting on an object is...
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Grizzly Bears - Seasonal Survival
Investigate how the life of the grizzly bears is influenced by the seasons. Physical processes -The Earth and beyond - Seasons Learning Points Hibernation is a long sleep many animals take through winter. Before hibernation, grizzly...
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Where does wind come from?
Wind can be a powerful force, but what exactly is wind? Material processes - Solids, liquids and gases - Characteristics of air Learning Points Wind is air moving from an area of high pressure, to an area of low pressure. Humans use the...
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What is a force?
Gain understanding that although we cannot see forces, we can see their effects all around us. Physical processes -Force and motion - What is force? Learning Points A force is a push, a pull, or a combination causing a twist. A force is...
Curated Video
Gravity in our universe
Discover that gravity is the force that keeps our solar system together. Physical processes -Force and motion - Gravity Learning Points The Sun has the greatest gravitational pull in the Solar System. Gravity keeps everything in the...
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What is gravity?
Find out how gravity affects our everyday life. Physical processes -Force and motion - Gravity Learning Points Gravity is a force that pulls everything in the Universe together. The Earth's gravity pulls everything towards its centre. A...
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Mapping the seas
Discover how techniques for mapping the seas have changed throughout history. People and places -Mapping - Mapping the seas Learning Points The technique of measuring the sea's depth using a weighted line is called depth sounding. Sonar...
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Leaning Tower of Pisa for Kids | Bedtime History
Uncover the intriguing history of the Leaning Tower of Pisa in this captivating history episode! Explore the architectural marvels and the fascinating story behind one of the world's most iconic landmarks. Learn about the construction...
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Oscillatory Motion: Graphical representation of oscillatory motion
By the end of this learning object, the student will be able to: Recognize the representation of the oscillatory motion.9870