NRICH Primary Curriculum Map

The problems linked below have detailed Teachers' Resources suggesting how they can be integrated into lessons.

Please email any comments to primary.nrich@maths.org

Looking for secondary problems? See the NRICH Secondary Curriculum Map.

Key

Games are indicated by ‘G’ and Articles by 'A'.

Tasks badged filled star are suitable for the whole class;
Tasks badged filled starfilled star are suitable for the majority;
Tasks badged filled starfilled starfilled star are for those who like a serious challenge.

Highlight ‘Thinking mathematically’ or ‘Mathematical mindset’ problems

Number - Number and Place Value

EYFS Year 1 Year 2 Year 3 Year 4 Year 5 Year 6 Post-Primary

Counting

Say one number for each item in order: 1, 2, 3, 4, 5 Know that the last number reached when counting a small set of objects tells you how many there are in total ('cardinal principle') Count objects, actions and sounds ELG - Verbally count beyond 20, recognising the pattern of the counting system
Counting Collections in the Early Years Counting Collections in the Early Years
In this article for practitioners, Cath Gripton and Deliah Pawluch explore the 'counting collections' approach, which encourages children to spend time playing and experimenting with counting.
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Tidying Tidying
When tidying away toys in this activity, children will use their counting skills to check that all the toys are in the box.
Number Book Number Book
Creating a 'Book of Four' provides an opportunity for children to collect groups of four objects and consider how the groups of objects are similar.
Counting Collections Counting Collections
In this activity, children choose collections of items to count and are supported as they find ways to keep track of, and record, their counting.
Beat the Clock Beat the Clock
Children use everyday language to talk about time, to compare quantities and to solve problems
Incey Wincey Incey Wincey
In this game, children roll the dice and count how many steps to move the spider up or down the drainpipe.
Count to and across 100, forwards and backwards, beginning with 0 or 1, or from any given number
Count backwards through zero to include negative numbers
Interpret negative numbers in context, count forwards and backwards with positive and negative whole numbers, including through zero
Tug Harder! Tug Harder!
In this game, you can add, subtract, multiply or divide the numbers on the dice. Which will you do so that you get to the end of the number line first?
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Swimming Pool Swimming Pool
<p>In this problem, we're investigating the number of steps we would climb up or down to get out of or into the swimming pool. How could you number the steps below the water?</p>
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Sea Level Sea Level
<p>The picture shows a lighthouse and some underwater creatures. Can you work out the distances between some of the different creatures?</p>
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Use negative numbers in context, and calculate intervals across zero
First Connect Three First Connect Three
Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?
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Place Value, Integers, Ordering and Rounding

Count, read and write numbers to 100 in numerals; count in multiples of twos, fives and tens
Biscuit Decorations Biscuit Decorations
Andrew decorated 20 biscuits to take to a party. He lined them up and put icing on every second biscuit and different decorations on other biscuits. How many biscuits weren't decorated?
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Writing Digits Writing Digits
Lee was writing all the counting numbers from 1 to 20. She stopped for a rest after writing seventeen digits. What was the last number she wrote?
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Same Length Trains Same Length Trains
How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?
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Grouping Goodies Grouping Goodies
<p>Pat counts her sweets in different groups and both times she has some left over. How many sweets could she have had?</p>
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Shut the box Shut the box
<p>An old game with lots of arithmetic!</p>
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Count in steps of 2, 3, and 5 from 0, and in tens from any number, forward or backward
Buzzy Bee Buzzy Bee
Buzzy Bee was building a honeycomb. She decorated the honeycomb with a pattern using numbers. Can you discover Buzzy's pattern and fill in the empty cells for her?
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Five Steps to 50 Five Steps to 50
Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
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Count from 0 in multiples of 4, 8, 50 and 100
Count in multiples of 6, 7, 9, 25 and 1000
Count Me In Count Me In
<p>How do you know whether you will reach these numbers when you count in steps of six from zero?</p>
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Count forwards or backwards in steps of powers of 10 for any given number up to 1000000
Space distances Space distances
This task focuses on distances travelled by the asteroid Florence. It's an opportunity to work with very large numbers.
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Given a number, identify one more and one less
Find 10 or 100 more or less than a given number
Find 1000 more or less than a given number
What Distance? What Distance?
<p>Can you use addition and subtraction to answer these questions about real-life distances?</p>
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Comparing Numbers

Compare quantities using language: 'more than', 'fewer than' ELG - Compare quantities up to 10 in different contexts, recognising when one quantity is greater than, less than or the same as the other quantity
Estimation Station Estimation Station
This activity involves filling a jar with small objects to encourage estimation and counting skills.
The Voting Station The Voting Station
This task encourages children to count and compare numbers when using 'voting bricks' to vote for a book at story time.
Use the language of: equal to, more than, less than (fewer), most, least
Making Sticks Making Sticks
Kimie and Sebastian were making sticks from interlocking cubes and lining them up. Can they make their lines the same length? Can they make any other lines?
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Robot Monsters Robot Monsters
Use these head, body and leg pieces to make Robot Monsters which are different heights.
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Dotty Six Dotty Six
<p>Dotty Six is a simple dice game that you can adapt in many ways.</p>
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All Change All Change
<p>There are three versions of this challenge. The idea is to change the colour of all the spots on the grid. Can you do it in fewer throws of the dice?</p>
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Compare and order numbers from 0 up to 100; use <, > and = signs
Next Domino Next Domino
Which comes next in each pattern of dominoes?
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Missing Middles Missing Middles
Can you work out the domino pieces which would go in the middle in each case to complete the pattern of these eight sets of three dominoes?
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Domino Sequences Domino Sequences
Find the next two dominoes in these sequences.
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That number square That number square
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
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100 Square Jigsaw 100 Square Jigsaw
Can you complete this jigsaw of the 100 square?
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Compare and order numbers up to 1000
Order and compare numbers beyond 1000
Ordering Journeys Ordering Journeys
<p>How would you put these journey lengths in order?</p>
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Read, write, order and compare numbers to at least 1000000 and determine the value of each digit (appears also in Reading and Writing Numbers)
Read, write, order and compare numbers up to 10000000 and determine the value of each digit (appears also in Reading and Writing Numbers)

Place Value, Integers, Ordering and Rounding

Understand the 'one more than/one less than' relationship between consecutive numbers
Number Rhymes Number Rhymes
In this activity, the rhyme 'Ten Green Bottles' is used to encourage children to count backwards to work out how many bottles are left.
Using books: Maisy Goes Camping Using books: Maisy Goes Camping
In this task, the book 'Maisy Goes Camping' by Lucy Cousins introduces children to the idea of using the size and number of objects to work out how many will fit in a 'tent'.

Identifying, Representing and Estimating Numbers

ELG - Have a deep understanding of number to 10, including the composition of each number ELG - Subitise (recognise quantities without counting) up to 5
Hidden Jewels Hidden Jewels
In this 'hide and reveal' game, children are encouraged to say the number of gems without counting them.
Number Talks Number Talks
In this task, children have the opportunity to talk about what they see when they look at a number representation.
Subitising Subitising
<p>In this article for EY practitioners, Dr Sue Gifford outlines what we mean by subitising and how we can teach it.</p>
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Identify and represent numbers using objects and pictorial representations including the number line
Eightness of Eight Eightness of Eight
What do you see as you watch this video? Can you create a similar video for the number 12?
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Dotty Six Dotty Six
<p>Dotty Six is a simple dice game that you can adapt in many ways.</p>
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All Change All Change
<p>There are three versions of this challenge. The idea is to change the colour of all the spots on the grid. Can you do it in fewer throws of the dice?</p>
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Identify, represent and estimate numbers using different representations, including the number line
Count the Crayons Count the Crayons
How could you estimate the number of pencils/pens in these pictures?
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How Many? How Many?
Have a look at these photos of different fruit. How many do you see? How did you count?
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Tug of War Tug of War
<p>Can you use the numbers on the dice to reach your end of the number line before your partner beats you?</p>
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How would we count? How would we count?
<p>An activity centred around observations of dots and how we visualise number arrangement patterns.</p>
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Identify, represent and estimate numbers using different representations
Identify, represent and estimate numbers using different representations
Representing Numbers Representing Numbers
Find as many different ways of representing this number of dots as you can.
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Place Value, Integers, Ordering and Rounding

Reading and Writing Numbers (including Roman Numerals)

Experiment with their own symbols and marks as well as numerals Link the number symbol (numeral) with its cardinal number value
Dice Dice
This dice activity encourages children to relate the number on the dice to the number of teddies they need to choose.
Show Me Show Me
In this task, children will learn different ways of representing the same number.
Owl's Packing List Owl's Packing List
In this activity, children can practise reading numbers and counting items in order to help Owl pack for his holiday.
Golden Beans Golden Beans
This task provides children with an opportunity to count 'golden beans' and find a number card to represent how many they have.
Read and write numbers from 1 to 20 in numerals and words
Count The Digits Count The Digits
In this investigation we are going to count the number of 1s, 2s, 3s etc in numbers. Can you predict what will happen?
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What's in a name? What's in a name?
<p>Here's a very elementary code that requires young children to read a table, and look for similarities and differences.</p>
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Read and write numbers to at least 100 in numerals and in words
Read and write numbers up to 1000 in numerals and in words
Read, write, order and compare numbers to at least 1000000 and determine the value of each digit (appears also in Comparing Numbers)
Read, write, order and compare numbers up to 10000000 and determine the value of each digit (appears also in Understanding Place Value)

Place Value, Integers, Ordering and Rounding

Read Roman numerals to 100 (I to C) and know that over time, the numeral system changed to include the concept of zero and place value
Read Roman numerals to 1000 (M) and recognise years written in Roman numerals
Roman Numerals Roman Numerals
Can you find some examples when the number of Roman numerals is fewer than the number of Arabic numerals for the same number?
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Understanding Place Value

Recognise the place value of each digit in a two-digit number (tens, ones)
6 Beads 6 Beads
<p>If you put three beads onto a tens/ones abacus you can make the numbers 3, 30, 12 or 21. What numbers can be made with six beads?</p>
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Snail One Hundred Snail One Hundred
<p>In this game, you throw a dice and move counters along the snail's body and in a spiral around the snail's shell. It is about understanding tens and ones.</p>
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Digit Addition Digit Addition
<p>Try out this number trick. What happens with different starting numbers? What do you notice?</p>
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Two-digit targets Two-digit targets
<p>You have a set of the digits from 0 to 9. Can you arrange these in the five boxes to make two-digit numbers as close to the targets as possible?</p>
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Recognise the place value of each digit in a three-digit number (hundreds, tens, ones)
Coded hundred square Coded hundred square
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
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Which Scripts? Which Scripts?
There are six numbers written in five different scripts. Can you sort out which is which?
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Recognise the place value of each digit in a four-digit number (thousands, hundreds, tens, and ones)
Dicey Operations in Line Dicey Operations in Line
Who said that adding, subtracting, multiplying and dividing couldn't be fun?
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The Deca Tree The Deca Tree
Find out what a Deca Tree is and then work out how many leaves there will be after the woodcutter has cut off a trunk, a branch, a twig and a leaf.
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The Thousands Game The Thousands Game
Each child in Class 3 took four numbers out of the bag. Who had made the highest even number?
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Nice or Nasty Nice or Nasty
There are nasty versions of this dice game but we'll start with the nice ones...
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Four-digit targets Four-digit targets
You have two sets of the digits 0-9. Can you arrange these in the five boxes to make four-digit numbers as close to the target numbers as possible?
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Read, write, order and compare numbers to at least 1000000 and determine the value of each digit
Read, write, order and compare numbers up to 10000000 and determine the value of each digit

Place Value, Integers, Ordering and Rounding

Rounding

Round any number to the nearest 10, 100 or 1000
Reasoned Rounding Reasoned Rounding
Four strategy dice games to consolidate pupils' understanding of rounding.
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Round any number up to 1000000 to the nearest 10, 100, 1000, 10000 and 100000
Round any whole number to a required degree of accuracy
Round the Three Dice Round the Three Dice
<p>What happens when you round these three-digit numbers to the nearest 100?</p>
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Place Value, Integers, Ordering and Rounding

Problem Solving

Solve real world mathematical problems with numbers up to 5
Mathematical Problem Solving in the Early Years Mathematical Problem Solving in the Early Years
This article describes how the NRICH Early Years resources aim to further develop young children's natural problem-solving abilities in the context of mathematics.
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The Box Game The Box Game
In this game, children will use their addition and subtraction skills to keep track of the number of toys hidden inside a box when toys are added in or taken out.
Mathematical problem solving in the early years: developing opportunities, strategies and confidence Mathematical problem solving in the early years: developing opportunities, strategies and confidence
<p>In this article for Early Years practitioners, Dr Sue Gifford outlines ways to develop children's problem-solving strategies and confidence in problem solving.</p>
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Use place value and number facts to solve problems
I Like ... I Like ...
Mr Gilderdale is playing a game with his class. What rule might he have chosen? How would you test your idea?
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Largest Even Largest Even
How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?
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Light the Lights Light the Lights
<p>Investigate which numbers make these lights come on. What is the smallest number you can find that lights up all the lights?</p>
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Round the Two Dice Round the Two Dice
<p>This activity focuses on rounding to the nearest 10.</p>
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Solve number problems and practical problems involving these ideas
Number Differences Number Differences
Place the numbers from 1 to 9 in the squares below so that the difference between joined squares is odd. How many different ways can you do this?
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Number match Number match
<p>A task which depends on members of the group noticing the needs of others and responding.</p>
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Magic Vs Magic Vs
<p>Can you put the numbers 1-5 in the V shape so that both 'arms' have the same total?</p>
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Take three numbers Take three numbers
<p>What happens when you add three numbers together? Will your answer be odd or even? How do you know?</p>
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Solve number and practical problems that involve all of the above and with increasingly large positive numbers
Solve number problems and practical problems that involve all of the above
Less is More Less is More
Use your knowledge of place value to try to win this game. How will you maximise your score?
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Solve number and practical problems that involve all of the above
Round the Four Dice Round the Four Dice
This activity involves rounding four-digit numbers to the nearest thousand.
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Number Lines in Disguise Number Lines in Disguise
Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
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Place Value, Integers, Ordering and Rounding