Curated Video
Polluting the air – Jigsaw
What is it? ... It's a car exhaust! People and places - Human impact on the environment - Polluting the air A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.
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Characteristics of air – Jigsaw
What is it? … It's a hang glider! Material processes - Solids, liquids and gases - Characteristics of air A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.
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What do plants eat?
Find out how plants make their own food using sunlight, water and air. This is called photosynthesis. Living things - Amazing plants - What do plants need? Learning Points What do plants need to grow? Sunlight, water, air and soil....
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What do plants need?
What do plants need to grow? They need sunlight, water, air and soil. Living things - Amazing plants - What do plants need? Learning Points What do plants need to grow? Sunlight, water, air and soil. A Twig Junior Film - Core science...
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Characteristics of water – Did you know?
Did you know that each water molecule consists of two hydrogen atoms and one oxygen atom? Material processes - Solids, liquids and gases - Characteristics of water Learning Points The chemical symbol for water is H2O. A Twig...
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Characteristics of air – What happens next?
A balloon is pumped full of gas ... what happens next? Material processes - Solids, liquids and gases - Characteristics of air Learning Points A balloon expands when pumped with air. As a balloon fills with air the pressure inside...
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Expansion and conduction – Did you know?
Did you know that the hot air above the Earth expands and bends light, causing a heat haze? Material processes - Changing materials - Expansion and conduction A Twig Tidbit Film - Did you know? A fascinating fact is revealed.
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Polluting the air – Spot the...
Six types of transport are shown on screen ... can you spot which are non-polluting? People and places - Human impact on the environment - Polluting the air Learning Points Walking, electric trams and cycling are non-polluting types of...
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Changes of state – Did you know?
Did you know that steam is actually made up of the invisible gas water vapour? Material processes - Solids, liquids and gases - Changes of state Learning Points Steam is made up of water vapour, an invisible gas. A Twig Tidbit Film - Did...
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Characteristics of air – Clip
Witness the devastating effects of hurricanes and how they form over water. Material processes - Solids, liquids and gases - Characteristics of air Learning Points Hurricanes are storms with very powerful winds. A Twig Tidbit Film -...
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You are one big chemical reaction
Did you know you are one big walking talking chemical reaction? Material processes - Changing materials - Chemical reactions Learning Points Chemical reactions happen inside the human body. Respiration is a chemical reaction that...
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What is a mixture?
Find out what makes a mixture, and what happens when materials react chemically. Material processes - Separating mixtures - What is a mixture? Learning Points A mixture is formed when different materials are combined without chemical...
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What is burning?
What are the three factors needed to make something burn? Material processes - Changing materials - Burning Learning Points Burning is a chemical reaction. Burning requires oxygen, a fuel source and heat. An exothermic reaction releases...
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Germination - Seed Growth
Learn all about plant germination and the conditions that can affect its success. Life processes - Green plants - Plant growth Learning Points Germination is when a seed starts to grow into a new plant. Water, oxygen and the right...
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What is soil?
Discover the millions of microorganisms in soil. Material processes - Classifying materials - Soil Learning Points Soil is a mixture of rock particles, organic matter, air and water. Soil is formed over many years when rock is weathered...
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What is a gas?
What are the properties of a gas? Material processes - Solids, liquids and gases - Gases Learning Points Gases do not have a fixed shape and so move to fill their container. The molecules in gases are widely spaced and move about...
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Why do hot air balloons float?
Find out how hot air balloons work. Material processes - Solids, liquids and gases - Gases Learning Points Air is made up of different gases. The molecules in gas are widely spaced. When heated the molecules of a gas move around and...
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Giant redwoods
The tallest trees on Earth have an amazing system to circulate water and nutrients. Life processes - Green plants - Parts of a plant Learning Points Leaves absorb sunlight. Root hairs absorb water and nutrients. Trunk transport water and...
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What every animal needs
All animals have the same basic needs. Find out what they are. Life processes - Humans and other animals - Humans' and other animals' needs Learning Points Humans and other animals all need food, water, oxygen and shelter. The level of...
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Science Experiment: Hot and Cold Air
Heating up the air inside a plastic bottle with hot water and then cooling it down with cold to see how balloon reacts.
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Needs and Wants
Dr. Forrester explains the difference between the things we need and the things we want. She also explains the importance of shelter.
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Pollution and You
Dr. Forrester explains different types of pollution: water, air, and noise.
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Weather Tools 2
Dr. Forrester explains different types of tools used to predict weather.