Curated Video
How does sound travel?
Sounds travel in waves. The world around us - Light and sound - Sound Learning Points Sounds are made by tiny movements called vibrations. Sound energy travels in waves. These vibrations travel out from the sound source in all...
Curated Video
Thunderstorm
What is a thunderstorm? Our universe - Planet Earth - Weather Learning Points Lightning occurs when ice particles inside thunderstorm clouds collide, causing sparks of electricity. This can occur inside the cloud or between the cloud and...
Curated Video
Whale sounds
Exploring the loud sound made by the humpback whale. The world around us - Light and sound - Vibrations Learning Points The humpback whale is one of the loudest animals on Earth. Whale song can travel long distances through water. A Twig...
Curated Video
What's that sound?
Investigating different sounds you can hear in the city. The world around us - Light and sound - Sound Learning Points Some sounds are loud and some sounds are quiet. A Twig Junior Film - Core science concepts explained in an easy way...
Curated Video
Changing pitch – Did you know?
Did you know that a person singing at the right frequency at a high volume can cause a glass to shatter? Physical processes - Sound - Changing pitch Learning Points At certain frequencies sound waves can shatter glass. A Twig Tidbit Film...
Curated Video
Dangers of sound – Did you know?
Did you know that a hearing aid can detect and increase the volume of sound? Physical processes - Sound - Dangers of sound Learning Points Hearing aids contain tiny microphones that can help people with hearing loss. A Twig Tidbit Film -...
Curated Video
How do we hear? – Clip
Meet the amazing bird that can mimic nearly any sound that it hears! Physical processes - Sound - How do we hear? A Twig Tidbit Film - Clip. A short film that extends the learning beyond the curriculum.
Curated Video
How does sound travel? – What happens next?
A ringing alarm clock is placed within a vacuum chamber ... what happens next? Physical processes - Sound - How does sound travel? A Twig Tidbit Film - What happens next? A short section of film is played and the children have to guess...
Curated Video
What is energy? – True or false
True or false ... Sound is a form of energy? Physical processes -Energy and energy transfer - What is energy? Learning Points Sound is a form of energy transferred when air molecules vibrate. A Twig Tidbit Film - True or False? The...
Curated Video
How does sound travel? – Clip
Discover how some animals use reflected sound known as echolocation to navigate. Physical processes - Sound - How does sound travel? Learning Points An echo is the reflection of a sound off a surface. A Twig Tidbit Film - Clip. A short...
Curated Video
Dangers of sound – What's that noise?
What's that noise? ... It's a pneumatic drill. Physical processes -Sound - Dangers of sound A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
Curated Video
Volume – What's that noise?
What's that noise? ... It's a peacock. Physical processes -Sound - Volume A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
Curated Video
Changing pitch – What's that noise?
What's that noise? ... It's a marsh frog. Physical processes -Sound - Changing pitch A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
Curated Video
How do we hear? – What's that noise?
What's that noise? ... It's an egg frying. Physical processes -Sound - How do we hear? A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
Curated Video
What is sound? – What's that noise?
What's that noise? ... It's a volcanic eruption. Physical processes -Sound - What is sound? A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
Curated Video
Asteroid Energy
Find out the different ways an asteroid's energy is transformed. Physical processes - Energy and energy transfer - Energy transformation Learning Points There are many types of energy. Energy can be transformed into different types....