interactivity
Interactive balance
In this simulation of a balance, you can drag numbers and parts of number sentences on to the trays. Have a play!
Addition and subtraction
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Let's get flexible!
In this article for primary teachers, Ems outlines how we can encourage learners to be flexible in their approach to calculation, and why this is crucial.
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Being collaborative - primary number
Age
5 to 11
Challenge level
Number problems at primary level to work on with others.
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Being resilient - primary number
Age
5 to 11
Challenge level
Number problems at primary level that may require resilience.
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Being resourceful - primary number
Age
5 to 11
Challenge level
Number problems at primary level that require careful consideration.
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Developing number fluency - what, why and how
In this article for primary teachers, Lynne McClure outlines what is meant by fluency in the context of number and explains how our selection of NRICH tasks can help.
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Place value as a building block for developing fluency in the calculation process
This article for primary teachers encourages exploration of two fundamental ideas, exchange and 'unitising', which will help children become more fluent when calculating.
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Dot card games
These games devised by Jenni Way use dot cards which will help children see the structure of numbers 1-6 and give them confidence as they begin to add and subtract these numbers.
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Making sense of positives and negatives
This article suggests some ways of making sense of calculations involving positive and negative numbers.