Early Arithmetic Strategies
Addition, Subtraction and Place Value
Measurement and Geometry
General and Pedagogy
Mystery
Maths
100

The principle that you can count objects in any order you like

What is Order Irrelevance

100

A conceptual whole, made up of parts

What is a Composite Unit

100

An attribute that expresses the size of a surface

What is Area

100

A learning framework made popular by Jerome Bruner that works with visual representations of the concept

What is Pictorial

100

A pictorial tool to help identify equivalent fractions and aid in the addition and subtracting of fractions

What is a Fraction Wall

200

The rules children need to know to count a collection of items including Stable word order, one to one principle, cardinal principle, order irrelevance and abstract.

What is the 5 Principles of Counting

200

A facile counting strategy where you recognise what is needed to form ten

What is Bridging to Ten

200

Everyday objects such as paddle pop sticks, hand spans or spaghetti used to teach the procedures and processes of measuring

What is an Informal Unit

200

The 5 stages of development used to represent a child’s understanding of Geometry. (only first 3 are focused on in primary school)

What is Van Heile Levels

200

A flexible method for learning multiplication that deals with rows and columns 

What is the Array Method

300

Rather than counting by ones, the student counts in groups or chunks to solve a task

What is Flexible or Facile Counting

300

Using concrete materials such as bean counters to make groups of ten

What is Bundling

300

The quality of being made up of exactly similar parts facing each other or around an axis.

What is Symmetry

300

A formative and summative assessment used to help track a students progress and make judgements on their understandings

What is the SENA (Schedule for Early Number Assessment

300

A type of growing pattern that is increased by a fixed amount

What is a Linear Growing Pattern

400

An early counting strategy where students reconstruct numbers relying on imagined units in their mind

What is Figurative Counting

400

A number concept that is essential to counting very large and very small numbers, which can be aided through experiences with base ten manipulative and bundling, trading and regrouping activities 

What is Place Value

400

A type of Quadrilateral that has 1 pair of parallel sides

What is a Trapezium

400

The process strand of NSW Mathematics syllabus which focuses on Communicating, Problem Solving, Reasoning, Fluency and Understanding

What is Working Mathematically

400

The name given to the number in a graph that is obtained by adding up all the data and then dividing it by the number of data

What is the Mean

500

An Early Arithmetic stage that includes strategies such as Emergent, Perceptual, Figurative and Counting On and Back

What is Count by Ones

500

A concept where a student is able to see 10 as one group of 10 rather than just ten individual ones

What is Ten as a Unit (also a Composite Unit)

500

The ability to determine that a certain quantity will remain the same despite adjustment to the container, shape or apparent size

What is the Principle of Conservation

500

A content strand of the NSW syllabus that includes the subjects Understanding Chance (UnC) and Interpreting and Representing Data (IRD).

What is Statistics and Probability

500

An expression, rule, or law that defines a relationship between one variable (input) and another variable (the output).

What is a Function