Search results

Listed under:  Technologies  >  Materials
Text

Physical world – design and production investigation

In this investigative task, students explore how rolling objects are affected by changes in forces including stopping, starting, rolling faster and slower and in different directions. They explore the effects of force on objects by designing a marble push course. Using a straw to exhale (push) air, students manoeuvre a ...

Text

Physical world – design and production investigation

In this investigative task, students explore how light energy sources are used for shadow theatre design and how forces are used to create movement in shadow puppets for entertainment and storytelling. Students investigate how forces and light energy create changes by students making, testing and presenting a model shadow ...

Video

Tough zirconium - but what's its secret side?

The element zirconium is often used for its tough, abrasive properties. It also has a secret side. View this clip (developed by students for the 2013 Sleek Geeks Eureka Science Schools Prize competition), which highlights the properties and uses of zirconium in a highly visual and fun way.

Video

All about engines

What does 'horsepower' really mean? And how do engines work? Join Luke and Abhi from MIT to find out! As Abhi explains, engines produce power by forcing a mixture of fuel and air into a tight space and then burning it. Piston engines and turbine engines do this in similar, yet different ways. After watching this video, ...

Video

For the Juniors: First the base, then the frame

Come and see Hugo's house getting built. Find out how the concrete foundations are laid. What comes next? Carpenters build a wooden frame. Spot the tools used to build the house. How is each tool used?

Video

For the Juniors: Ramping up the fun

Join Winston as he tests which materials slide down a ramp. Which ones will slip and which ones will grip? He's testing a wooden block, a stone, a glass bottle and an eraser. Predict what will happen. Watch to see if your prediction was right.

Video

What makes these paper planes fly?

Have you ever wondered what makes a paper plane fly? Think about the design of the paper plane as well as external factors like the various forces that are at play, then make a list of the design considerations and a list of the different forces.

Video

Reverse engineering

This series of short videos from Khan Academy deconstruct and explain the way household items are designed and how they work including a digital alarm clock radio, a coffee maker, a tap light (a toggle switch light), a hair dryer, a DVD player, a universal remote and a digital camera.

Video

For the Juniors: Super-fast jet boats

Jet boats can go really fast. Instead of an outboard motor and propeller, jet boats have an inboard engine and they eject a jet of water out the rear of the boat. Watch this clip to see how they work.

Video

For the Juniors: Tall buildings that won't fall

What makes tall buildings strong and stable? View this clip to find out how a tall building made from concrete is made even stronger. Look at a model of the building to see how it will look when it's built. See if you can pick up some design tips to help you build your own tall structure!

Interactive

Wing loading

Wing loading is a measurement that relates the mass of an aircraft or bird to the total wing area. This resource provides an interactive for students to compare flight capabilities of planes with birds, matching those that are the most similar.

Video

For the Juniors: Wheely good wheels

Wheels are round and come in many sizes, but how does a wheel turn? In this clip we show you how a wheel and axle work together to provide movement.

Online

Collisions and biomechanics lesson

This lesson plan investigates ways in which automobile manufacturers seek to reduce injuries that occur in car accidents. Students note the effects of car accidents on human bodies, the factors that influence the type and severity of injuries, and the safety ratings of vehicles in which they travel regularly. The resource ...

Video

How to design and build a robot in six weeks!

Evan, a mechanical mentor for FIRST Robotic Competition's 3132 'Thunder Down Under', outlines the processes involved in designing, building and testing a robot in six weeks. What influences the team in their design and building processes? Can you think of anything else that might influence the design and build of the robot ...

Video

Sam the Lamb: properties of wool

This short video, narrated by ‘Sam the Lamb’ and a group of young wool enthusiasts, explores the properties of one of nature’s most versatile fibres. Viewers will discover how wool can stretch and return to its natural shape when worn; why wool is safe to wear around campfires and in the sun, and how wool can manages moisture ...

Interactive

Waters of Kamay

This learning sequence explores the salt and fresh waters of Kamay Botany Bay, its importance as a life source and the cultural connection it has to the Aboriginal people living at Kamay. Water is essential for life. It nourishes our bodies, our lands and supports all life on earth. It is home to wondrous and significant ...

Video

For the Juniors: How do you make bread?

Have you ever made bread? This clip shows a girl learning to make bread at home with her mother. You will also see how different types of bread are made.

Video

Create: What is abstract art?

Traditionally artworks were representations of real life objects and environments. When you looked at these works you could usually identify what the artist was representing. How is abstract art different from this? Watch this video to see an example of an abstract painting, then have a go at creating one yourself!

Video

Elliot and the Surfing Scientist: Red cabbage pH experiment

It might sound 'un-sciencey', and have a bad smell, but red cabbage is actually very useful for testing the pH of liquids. Added to well-known liquids like lemonade or vinegar, red cabbage juice changes to 'pretty colours'. In this clip, Surfing Scientist Ruben Meerman explains the colour changes and how red cabbage juice ...

Interactive

The bridge challenge

This interactive challenges students to select the most appropriate bridge design for four different sites including considering size, shape and building materials. The interactive is supported with information on the basics of bridge design.