The home of mathematics education in New Zealand.
The Array introduces users to the array model of multiplication.
The Difference Bar helps users solve subtraction problems by partitioning and comparing.
The difference bar: generate easy subtractions
Wishball is a game involving addition and subtraction with place value.
Wishball challenge: tens
Wishball challenge: hundreds
Modeling Numbers helps users to explore numbers using a variety of representations.Modeling Numbers: 3-digit numbers
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.