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How 'binary information' is communicated via the internet

Ever wondered how your photos, emails and messages get sent between devices? Watch as software engineer Tess Winlock explains what binary information is, and how it gets from one place to another. Can you explain what 'bits' are? How about 'bytes'? In the past, binary information was sent using physical systems like semaphore ...

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Peg + Cat: Sort the recycling

Peg, Cat and her neighbour Lady Viv sort and recycle junk left behind in the field. Not only does this clip show how important recycling is it also can be used to discuss organising information and graphing.

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For the Juniors: Making a rain gauge

How do you feel about the rain? This clip explains why rain is so important to farmers. You will see how to make a rain gauge and use it to measure how much rain falls. Farmers measure rainfall so they know when to do different jobs on their farms.

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The Navigators: Race of the navigators

Discover why two explorers during the early 1800s raced each other to the other side of the world. This clip explains why explorers Nicolas Baudin and Matthew Flinders raced across the world to investigate 'New Holland', now known as Australia.

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Measuring Voltage

In this simulation students select to measure the voltage across one, two or three light bulbs in series to measure the voltage drop across one, two of three bulbs.

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Mirrors Simulation (sk-Intel)

Students explore the reflection of light by plane mirrors and operate a simple periscope using ray diagrams.

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Outback House: Aboriginal bush foods

Imagine leaving your home and travelling back over 150 years to live and work on an outback farm. Sixteen Australians take part in a reality TV show about life on Oxley Downs, a sheep station built to look and work like an 1860s station. Witness the excitement as two visitors from the local Wiradjuri nation arrive at the ...

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Lens Simulation (sk- Intel)

Students learn about the application of light refraction by completing a series of tasks based on light refraction using both concave and convex lenses.

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Lateline: City bound

China is experiencing rapid urbanisation. Rural workers are on the move, searching for new opportunities in China's largest cities. This process is fuelling China's economic growth and improving the wellbeing of its citizens. But is the rate of change too fast? Are there pitfalls on the road to prosperity?

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For the Juniors: How does rice get to the supermarket?

Do you like brown rice or white rice? Do you know why they look different? This clip shows how rice grains from the farm are cleaned, milled and packed into bags. Discover how many different foods can be made from rice.

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Pet Superstars: Guide dog puppy in training

Meet Ella and the puppy she is helping to train as a guide dog. Find out what it takes to teach Dusty what he needs to know for a very important job.

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BTN: China's internal migration

For decades China has experienced a mass migration of people from rural to urban areas. This large-scale movement of people is putting pressure on the resources and facilities of cities such as Shanghai. Watch this clip, first broadcast in 1993, to find out the reasons for China's internal migration and the challenges it ...

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Pet Superstars: This cocky rocks

Meet Max and Cocky, his pet sulphur-crested cockatoo. Discover how Max handles his cheeky pet. Find out what body part he uses that has earned him the title 'the destroyer'.

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Feathers, Fur and Fins: Observing a flying fox

Take a close look at the flying mammal called the flying fox, or fruit bat. Watch these furry flyers as they leave their roosts to find food. Discover how and why they climb trees. See how these animals fly like birds but are not birds.

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Pet Superstars: Guinea pig superstar

Meet Larissa and her guinea pig called 'Superstar'. Learn how Larissa cares for her guinea pig pets and what her dream is. Find out what makes Superstar a superstar pet.

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Elliot and the Surfing Scientist: Salt water density experiment

Discover what density is and how you can test the density of liquids. You will also find out about salt water and how its density is responsible for the circulation of water around the world's oceans.

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ABC Rosh Hashanah: What does it mean?

Is New Year's Day, 1 January, special to you, or do you celebrate the new year at a different time? For Jewish people all around the world the new year is celebrated for two days that fall between early September and early October. Explore why the Jewish New Year, Rosh Hashanah, is so important for people of the Jewish faith.

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Density Simulation (sk-Intel)

This resource is in the style of an 'authentic' scientific investigation. The investigation is set in a crime lab where finding the densities of the various items can solve the crime. The tool enables students to explore mass and volume for a variety of solids and liquids and hence determine their densities.

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Electromagnetic Simulation (sk-Intel)

In this resource students explore how an electromagnet works in real life. They can then apply their learning in an electromagnetism game by changing the magnetism of a scrap lifter in a scrap yard and removing various amounts of scrap. The resource demonstrates the connection between the power applied, the number of coils ...

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Measuring Speed (Simulation)

Students use this resource consisting of a webpage with diagrams of three cars that students can vary the speed at which they are travelling. They can calculate the time to travel 3000m and then observe the cars as they travel the distance. This demonstrates how to work out the speed of a moving object and how to make calculations ...