![Subtraction Strategies](https://calc.amsi.org.au/wp-content/uploads/sites/15/2014/03/shutterstock_247556893-388x267-388x267.jpg)
Subtraction Strategies
Many children find subtraction to be challenging so making connections with addition can be beneficial ...
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![Even and Odd Orcharding](https://calc.amsi.org.au/wp-content/uploads/sites/15/2020/04/shutterstock_115460944-388x249-388x249.jpg)
Even and Odd Orcharding
What makes even numbers special? What makes odd numbers... well... odd? Help these farmers plant their fruit trees in rows ...
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![Yohaku Number Puzzles](https://calc.amsi.org.au/wp-content/uploads/sites/15/2020/03/shutterstock_302872199-388x267-388x267.jpg)
Yohaku Number Puzzles
A yohaku is a new type of number puzzle that tests students’ number sense and problem-solving skills ...
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![Pattern Blocks](https://calc.amsi.org.au/wp-content/uploads/sites/15/2020/02/img_0349-1-scaled-388x291-388x291.jpg)
Pattern Blocks
Pattern blocks can be used to explore patterns and the relationship between numbers ...
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![Cuisenaire Rods Lesson Plan](https://calc.amsi.org.au/wp-content/uploads/sites/15/2020/01/img_1092-388x290-388x290.jpg)
Cuisenaire Rods Lesson Plan
This lessons explores the use of Cuisenaire rods and uses play to introduce them to students ...
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![100 Face (Cuisenaire Rods)](https://calc.amsi.org.au/wp-content/uploads/sites/15/2020/01/img_1554-388x289-388x289.jpg)
100 Face (Cuisenaire Rods)
This engaging game encourages students to arrange the Cuisenaire rods to create a face that equals 100 ...
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![Space Race Game (Introducing Algorithmic Thinking)](https://calc.amsi.org.au/wp-content/uploads/sites/15/2019/06/shutterstock_262296671-388x389-388x389.jpg)
Space Race Game (Introducing Algorithmic Thinking)
Algorithmic thinking skills are increasingly being introduced to infants and primary students in Australian Mathematics as a precursor to students ...
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![Algebra Tiles: Learning Sequence](https://calc.amsi.org.au/wp-content/uploads/sites/15/2019/03/screen-shot-2019-03-27-at-11.05.25-am-388x208-388x208.png)
Algebra Tiles: Learning Sequence
The following is a suggested teaching and learning sequence for using Algebra Tiles. These ideas can be used from Year ...
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![Linear Relationships (and how Maths can help you choose a great car)](https://calc.amsi.org.au/wp-content/uploads/sites/15/2018/12/shutterstock_63341239-388x258-388x258.jpg)
Linear Relationships (and how Maths can help you choose a great car)
The activity has students collecting their own information from a well-known Australia car buying website and using this to find ...
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![Voronoi Diagrams](https://calc.amsi.org.au/wp-content/uploads/sites/15/2019/01/picture1-388x388-388x388.png)
Voronoi Diagrams
Voronoi diagrams can be constructed by hand or using computer imaging software. To accurately construct a Voronoi diagram, a map ...
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