Search results

Interactive

Rotations of two-dimensional objects

This is a four-page HTML resource about solving problems concerning quarter turns of two-dimensional objects. It contains four questions, one of which is interactive, and one video. The resource discusses and explains quarter turns to reinforce students' understanding.

Video

Numbers Count: What are factors?

What are factors? Watch as the jelly babies in this clip show you! What are the factors of 12? How many factors does the number 11 have? Try explaining to a friend what a prime number is.

Interactive

Australian coin history

This interactive slideshow from the Royal Australian Mint provides a series of high resolution images and brief descriptions of currencies from Indigenous barter systems to modern Australian currency. A downloadable fact sheet on Australian coin history is accessible from selected pages within the slideshow.

Interactive

Decimal currency

This interactive slideshow from the Royal Australian Mint provides a series of high resolution images and brief descriptions of the transition from pre-decimal to decimal currency in Australia.

Online

Royal Australian Mint Classroom Resources

This teaching and learning unit of work explores Australian coin currencies. Students learn to recognise, describe and order coins according to their values and experiment with counting small coin collections. These activity sheets and resources can be used individually, together, or as part of prepared lessons. Some of ...

Online

reSolve: Multiplication - reSolve Fruit Shop

This sequence of two lessons explores the use of arrays to determine how many objects are in a collection. Students use strategies such as skip counting, repeated addition and partitioning the array into smaller parts. They investigate how some numbers can be represented as an array in different ways. They also explore ...

Video

Mixed Up Maths, Ep 11: Funny money

What do you use money to buy? In this clip we look at Australian money. See the different coins and notes that make up our money system. We investigate if size, (in coins) does matter. Check out how many 5 cent pieces you need to make two dollars. We also look at some currencies used around the world. Find out which country ...

Text

Royal Australian Mint: learning

This website provides a range of resources and activities and activities for students and teachers about the history of Australian currency, the minting process and Australia's decimal currency. Of note is an interactive slideshow with high resolution images of currencies from Indigenous barter systems to modern Australian ...

Online

reSolve: Algebra - Equivalence

This sequence of two lessons builds students' understanding of equivalence as balance. The equals sign is used to indicate the same value on both sides of an equation. Students develop their understanding of equivalence by looking at balancing scales with blocks of different weights. Each lesson is outlined in detail including ...

Online

reSolve: Authentic Problems: Bunches of Balloons

This sequence of three lessons introduces division and multiplication through the context of decorating a room with clusters of balloons. Students carry out an inquiry using a variety of processes associated with multiplication and division such as grouping concrete objects, arrays, repeated addition and skip counting. ...

Online

reSolve: Multiplication: Making Robots

This sequence of lessons introduces the key idea of multiplication as a Cartesian product, using the language of 'for each'. Students explore the total number of different robots that can be made using three heads, three bodies and three feet. The students represent the different combinations for the robots as array. The ...

Online

reSolve: What a Load of Rubbish

In this series of three lessons, students conduct an audit of the rubbish they find in their playground. They use a range of categories to sort, display and interpret the data and make simple inferences. They then reclassify the rubbish collected as to whether it can be recycled, composted or if it needs to go into the ...

Video

Count Us In, Ep 9: Using data about favourite foods

Flynn helps Dodly gather information about monsters' favourite foods for Dodly's new cafe menu. Watch and learn while the two monsters research their friends' favourite foods and then display and organise this information. Will Flynn ever get fed at Cafe de Dodly?

Video

Mixed Up Maths, Ep 3: What's in a year?

You may know of the four seasons. In the southern parts of Australia the year is often divided up into spring, summer, autumn and winter. But what about other parts of Australia? Find out what seasons they have in northern Australia. See how the year is divided into months and shown as a calendar. You'll also see how many ...

Video

MathXplosion, Ep 20: Crack an ancient Roman code

Decrypt the ancient cipher box used by Julius Caesar over 2,000 years ago! By shifting the alphabet or replacing one letter for another further down the alphabetical sequence, you can crack a coded message. The secret to a cipher is one special piece of shared information, known as a key. This shared key is required for ...

Video

MathXplosion, Ep 6: Zero the hero

What is the role of zero as a placeholder for large numbers such as 1 million, 1 billion and 1 trillion? Find out about the notion of place value and powers of ten through the act of bead counting.

Video

Count Us In, Ep 15: Which Container Holds More Magic Rocks?

Flynn and Dodly are going on a camping adventure. Watch how they measure the capacity of different containers. Which container will hold the most? 'Dodly the Adventurer' needs a container to put all his precious rocks in. Can you find a container big enough?

Video

What is a quarter?

What is a quarter? You get quarters when you divide a whole into four equal parts. Each one of these four parts is a quarter. Watch this great explainer produced by Monique in collaboration with ABC Splash and see how she explains quarters.

Video

BTN: What is an abacus?

An abacus is a tool that helps people solve maths problems. Why might some people still use, and encourage the use of, an abacus when there are more contemporary tools like calculators?

Video

Numbers Count: Adding two numbers

How many different ways can you think of to add two numbers to reach ten? Watch this video to learn them all!