# Digital Learning Objects

## Level One

### Cassowary Fractions

Level One
Number Cassowary Fractions allows users to explore half and quarter in context.
Cassowary fractions

### Number Line

Level One
Number Number Line helps users to record how they solve addition and subtraction problems using a number line.
Number Line

### Number Trains

Level One
Number Number Trains asks users to place numbers in order to form 'trains'.
Number trains: numbers 1 to 10
Number trains: numbers 1 to 20
Number trains: numbers 30 to 50
Number trains: numbers 90 to 120
Number trains: skip counting
Number trains ### Scale Matters

Level One
Number Scale Matters helps users explore numberlines with a variety of scales.
Scale matters: ones

### The Number Partner

Level One
Number The Number Partner helps users find the pairs of numbers that add together to make numbers from 10 to 30.
The number partner

## Level Two

### Dynamic Tools

Level Two
Number Dynamic Tools helps users explore fractions of shapes and grids.
Shape fractions
Dynamic fractions

### Number Line

Level Two
Number Number Line helps users to record how they solve addition and subtraction problems using a number line.
Number Line

### Scale Matters

Level Two
Number Scale Matters helps users explore numberlines with a variety of scales.
Scale matters: tens
Scale matters: hundreds
Scale matters: simple units ### The Array

Level Two
Number The Array introduces users to the array model of multiplication.
The array

### The Difference Bar

Level Two
Number The Difference Bar helps users solve subraction problems by partitioning and comparing.
The difference bar: make your own easy subtractions
The difference bar: generate easy subtractions
Difference bars Level Two
Number The part-adder ### The Take-Away Bar

Level Two
Number The Take-Away Bar helps users solve subraction problems by partitioning.
The take-away bar: make your own easy subtractions
The take-away bar: generate easy subtractions
Take-away bars ### Wishball

Level Two
Number Wishball is a game involving addition and subtraction with place value.
Wishball: tens
Wishball: hundreds
Wishball challenge: tens
Wishball challenge: hundreds

### Modeling numbers: 3-digit numbers

Level Two
Number Modeling Numbers helps users to explore numbers using a variety of representations.
Modeling Numbers: 3-digit numbers

### Place Value Blocks

Level Two
Number Place Value Blocks allows users to build numbers with 1s, 10s, 100s and 1000s blocks.
Place Value Blocks

### Addition and Subtraction Basic Facts

Level Two
Number Addition and Subtraction Basic Facts helps users to fill the gaps in their addition and subtraction basic facts.
An updated version of this Learning Object is available in e-ako maths. The stand-alone version is no longer available.

## Level Three

### Decimaster

Level Three
Number Decimaster requires users to represent fractions and decimals in various different ways.
Decimaster: match-up 1
Decimaster: match-up 2
Decimaster: match-up 3
Decimaster plus: match-up 1
Decimaster plus: match-up 2
Decimaster plus: match-up 3
Decimaster group: match-up 1
Decimaster group: match-up 2
Decimaster group: match-up 3

### Design Briefs

Level Three
Number Design Briefs explores fractions and decimals in the context of proportions of areas.
Design a park
Park fractions ### Divide It Up

Level Three
Number Divide It Up helps users explore grouping to solve division problems.
Divide it up: kittens
Divide it up: hardware
Divide it up: puppies
Divide it up: grouping tool
Divide it up: sharing tool

### Fraction Fiddle

Level Three
Number Fraction Fiddle helps users explore problems involving fractions.
Fraction fiddle: matching cake fractions
Fraction fiddle: hit the apple
Fraction fiddle: shoot the hoop
Fraction fiddle: reach the target

### Number Line

Level Three
Number Number Line helps users to record how they solve addition and subtraction problems using a number line.
Number Line

### Pobble Arrays

Level Three
Number Pobble Arrays uses an array model to explore factors and multiples.
Pobble arrays: make multiples
Pobble arrays: find a factor
Pobble arrays: find two factors

### Scale Matters

Level Three
Number Scale Matters helps users explore numberlines with a variety of scales.
Scale matters: tenths
Scale matters: tens of thousands
Scale matters: hundredths
Scale matters: range of numbers ### Squirt

Level Three
Number Squirt helps users explore and express proportional relationships.
Squirt: two containers: level 1
Squirt: two containers: level 2
Squirt: two containers ### The Difference Bar

Level Three
Number The Difference Bar helps users solve subraction problems by partitioning and comparing.
The difference bar: make your own hard subtractions
The difference bar: generate hard subtractions
Difference bars ### The Multiplier

Level Three
Number The Multiplier helps users solve multiplication problems by partitioning and combining.
The multiplier: make your own easy multiplications
The multiplier: generate easy multiplications
The multiplier Level Three
Number The part-adder ### The Take-Away Bar

Level Three
Number The Take-Away Bar helps users solve subraction problems by partitioning.
The take-away bar: make your own hard subtractions
The take-away bar: generate hard subtractions
Take-away bars Level Three
Number

### Modeling numbers: 6-digit numbers

Level Three
Number Modeling Numbers helps users to explore numbers using a variety of representations.
Modeling Numbers: 6-digit numbers

### Multiplication and Division Basic Facts

Level Three
Number Multiplication and Division Basic Facts helps users to fill the gaps in their multiplication and division basic facts.
An updated version of this Learning Object is available in e-ako maths. The stand-alone version is no longer available.

Level Three
Number Place Value Addition provides a resource for illustrating addition problems using place value equipment.

### Place Value Subtraction

Level Three
Number Place Value Subtraction provides a resource for illustrating subtraction problems using place value equipment.
Place Value Subtraction

## Level Four

### Arrays

Level Four
Number Arrays explores the array model for multiplication and division.
Arrays: factor families
Arrays: word problems with products from 10 to 30
Arrays: word problems with products from 30 to 50
Arrays: word problems with products from 35 to 64
Arrays: the tool

### Design Briefs

Level Four
Number Design Briefs explores fractions and decimals in the context of proportions of areas.
Design a school
Playground percentages Design a neighbourhood
Design a city
Design a farm
Neighbourhood fractions ### Drive

Level Four
Number Drive helps users solve proportional problems with distance and time.
Drive: easy problems

### Integer Cruncher

Level Four
Number Integer Cruncher introduces the addition and subtraction of positive and negative integers.
Integer cruncher: subtraction
Integer cruncher: addition and subtraction ### Loans and Savings

Level Four
Number Loans and Savings helps users find the nett balance of a loan account and a savings account.
Loans and Savings

### Mix Up

Level Four
Number Mix Up helps users find averages of percentages.
Mix Up: equal sized
Mix Up: different sized

### The Percentage Bar

Level Four
Number The Percentage Bar helps users find percentages of numbers.
The Percentage Bar

### Scale Matters

Level Four
Number Scale Matters helps users explore numberlines with a variety of scales.
Scale matters: negatives
Scale matters: range of numbers Level Four
Number

### Squirt

Level Four
Number Squirt helps users explore and express proportional relationships.
Squirt: three containers: level 1
Squirt: three containers: level 2
Squirt: three containers Squirt: three containers: complex proportional relationships

### The Divider

Level Four
Number The Divider helps users solve division problems by partitioning.
The divider: without remainders
The divider: whole number remainders
The divider: solve your own problem
The divider: with or without remainders

### The Fraction Bar

Level Four
Number The Fraction Bar helps users find fractions of numbers.
The Fraction Bar

### The Fractions of Fractions Tool

Level Four
Number The Fractions of Fractions Tool helps users find fractions of fractions using an array model.
The Fractions of Fractions Tool

### The Multiplier

Level Four
Number The Multiplier helps users solve multiplication problems by partitioning and combining.
The multiplier: make your own hard multiplications
The multiplier: generate hard multiplications
The multiplier ### Modeling numbers: decimals

Level Four
Number Modeling Numbers helps users to explore numbers using a variety of representations.
Modeling Numbers: decimals

## Level Five

### Biscuit Factory

Level Five
Number Biscuit Factory explores ratio relationships in the context of gears.
Biscuit factory: ratios
Biscuit factory: complex ratios
Biscuit factory: directions
Biscuit factory: create a two-gear system
Biscuit factory: create a three-gear system
Biscuit factory: gears and speed

### Drive

Level Five
Number Drive helps users solve proportional problems with distance and time.
Drive: hard problems

### Squirt

Level Five
Number Squirt helps users explore and express proportional relationships.
Squirt: three containers: complex proportional relationships

### Bases

Level Five
Number Bases helps users explore numbers in different bases using a place value model.
Bases