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Listed under:  Mathematics  >  Number (Mathematics)  >  Numerical order
Video

Count Us In, Ep 6: Cool ways to count 6 to 10

Dodly and Flynn meet while Flynn is building a model volcano. They count snails and toy dinosaurs and show different ways to represent each of the numbers from six to ten through writing, drawing or sharing between two groups. The Super Seven and others also help out.

Video

Numbers Count: Importance of zero

How important is zero in place value? How would you write '50' if there was no zero?

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Count Us In, Ep 5: Cool ways to count 1 to 5

Watch Dodly and Flynn at the monster fair investigating ways of representing the numbers from one to five. Two is a double, such as in a double scoop of ice-cream. Tally marks and 'tri' are used as representations of three, while four monster apples are shown as 3 and 1 or 2 and 2.

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Count Us In, Ep 11: We can help you keep count!

Dodly is trying to keep count of the number of sheep in the backyard. Flynn helps Dodly to keep count by representing the numbers in different ways. They use models, drawings, strokes and numerals to keep count. Also discover the ways different cultures have recorded numbers.

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Count Us In, Ep 4: Ordinal number: first through to sixth

Dodly and Flynn explore counting with ordinal numbers from first through to sixth. Investigate the order of ice-cream on an ice-cream cone, sheep being shorn and playing 'pass the parcel'. Where did the missing birthday cake go? Could it be the prize in pass the parcel?

Video

Count Us In, Ep 3: Counting forwards and backwards up to 10

Count with Dodly and Flynn as they count their clay monsters and their toy dinosaur collection. Count a range of animals including kangaroos, butterflies and whales. Even count backwards as they launch a rocket into space.

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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 ...

Video

Count Us In, Ep 1: Comparing and classifying

Explore numbers with Flynn and Dodly as they compare their marble collection, dinosaur toys and the noses on Dodly's pictures. Who has more? Who has less? Who has the same? These are questions often asked during an ordinary day. Help Flynn work out how many dinosaurs Dodly has in his bag. Use the clues that Dodly gives Flynn.

Online

Australia's Trade through Time

Using an interactive timeline created by the Department of Foreign Affairs and Trade, this Teacher guide provides 12 series of learning experiences that engage students in the analysis and interpretation of data about Australian trade from 1900 to the present day. Students study videos, tables, images and texts in order ...

Interactive

Wishball: whole numbers

Test your understanding of decimal place value with whole numbers. Receive a starting number, such as 3786, and work towards turning it into a target number, such as 7664. Spin a random digit, choose its decimal place value and decide whether to add or subtract the random digit from your starting number. You can use a 'Wishball' ...

Online

reSolve: Authentic Problems: What's For Lunch?

This sequence of four lessons invites students to investigate how many of a chosen food item are eaten at their school in a year. Students identify the mathematical knowledge they need to find how many of the selected items they eat in a year and devise a plan to find the total number, using grouping, partitioning and repeated ...

Online

reSolve: Place Value Cards

This sequence of two lessons explores the multiplicative place value properties of numbers. Students learn to represent numbers up to 1000 as multiples of 100s, 10s and 1s. Students skip count according to random arrangements of place value cards and explore whether the order of the cards affects the totals. They then use ...

Online

reSolve: Place Value: Number Sorting

This sequence of two lessons explores sorting numbers and place value. In the first lesson students identify the value of digits in a number and also build correct terminology to sort and describe 1-digit, 2-digit and 3-digit numbers. In the second lesson, students are challenged to use Venn diagrams to sort and describe ...

Online

reSolve: Counting: Handfuls

This lesson focuses on building students' counting skills, particularly their ability to subitise a collection (recognise the number of items in a group without the need to count them) . Students consider ways of structuring a collection so that the total can be quickly identified. They explore different arrangements for ...

Online

reSolve: Authentic Problems: Target Ball

This sequence of four lessons explores the relationship between an informal unit of measure and what is being measured using the context of designing a game of 'Target Ball'. Students work in groups to collect data on how far their chose ball rolls, using a cut-out foot as an informal unit of measure. They represent and ...

Online

reSolve: Authentic Problems: Tea Party

This sequence of four lessons presents a purposeful context for counting using the context of planning a tea party. Students consider items required for a small party, draw and count the items and then extend this to a larger party for the whole class. Each lesson is outlined in detail including curriculum links, vocabulary, ...

Online

reSolve: Authentic Problems: Grandma's Soup

This sequence of four lessons focuses on counting large collections of objects and developing efficient counting strategies. Students explore the ambiguous nature of a 'handful' and investigate how different sized hands and different grabbing techniques will result in different quantities of macaroni. Each lesson is outlined ...

Interactive

Wishball challenge: tens

Challenge your understanding of place value in whole numbers up to 99. Receive a starting number, such as 86, and work towards turning it into a target number, such as 18, within 20 turns. Spin a random digit, choose its decimal place value and use the given operation (either addition or subtraction) on your starting number. ...

Online

reSolve: Number: One is a Snail

This sequence of lessons explores counting on strategies and early addition skills. Students represent numbers using animals with different numbers of legs and explore how one number can be represented in multiple ways. They also explore the concept of efficiency when comparing various representations. Students are then ...

Interactive

Decimaster: match-up 1

Explore ways of representing decimals using mathematical notation and visual tools. Match a decimal fraction between 0 and 1 such as 0.7. Adjust units on an area representation and a common fraction. Match three decimals with each tool.