This is part of our collection of favourite rich tasks arranged by topic.

If you are a teacher, you can find the whole collection on our Primary Curriculum teacher page.
Alternatively, if you are a student, you'll find the same problems on our Primary Curriculum student page.


  • Snail One Hundred
    game
    Favourite

    Snail One Hundred

    Age
    5 to 7
    Challenge level
    1 out of 3

    In this game about tens and ones, you move counters along the snail's body and in a spiral around its shell.

  • Five sticks of linked cubes of decreasing length, with the colours in rainbow order.
    problem
    Favourite

    Making Sticks

    Age
    5 to 7
    Challenge level
    1 out of 3

    Kimie and Sebastian were lining up sticks of lengths two and three. What lengths could they make their lines?

  • Ladybird Count
    problem
    Favourite

    Ladybird Count

    Age
    5 to 7
    Challenge level
    1 out of 3

    Some children were playing a game. Make a graph or picture to show how many ladybirds each child had.

  • Tug of War
    problem
    Favourite

    Tug of War

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you use the numbers on the dice to reach your end of the number line before your partner does?

  • Sort them out (1)
    problem
    Favourite

    Sort Them Out (1)

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you each work out the number on your card? What do you notice? How could you sort the cards?

  • Even and odd
    problem
    Favourite

    Even and Odd

    Age
    5 to 7
    Challenge level
    1 out of 3

    This group activity is all about representing and adding odd and even numbers.

  • problem
    Favourite

    Cube Bricks and Daisy Chains

    Age
    5 to 7
    Challenge level
    1 out of 3

    Daisy and Akram have made some number patterns. Can you find out which pattern is longer?

  • Count the Crayons
    problem
    Favourite

    Count the Crayons

    Age
    5 to 7
    Challenge level
    1 out of 3

    How could you estimate the number of pencils/pens in these pictures?

  • How Many?
    problem
    Favourite

    How Many?

    Age
    5 to 7
    Challenge level
    1 out of 3

    Have a look at these photos of different fruit. How many do you see? How did you count?

  • Writing Digits
    problem
    Favourite

    Writing Digits

    Age
    5 to 7
    Challenge level
    1 out of 3

    Lee wrote some numbers. What do you think she wrote next? How many digits did she write altogether?

  • Next Domino
    problem
    Favourite

    Next Domino

    Age
    5 to 7
    Challenge level
    1 out of 3

    Which comes next in each pattern of dominoes?

  • problem
    Favourite

    Buzzy Bee

    Age
    5 to 7
    Challenge level
    1 out of 3

    Buzzy Bee decorated her honeycomb with counting patterns. What might the missing numbers be?

  • problem
    Favourite

    Robot Monsters

    Age
    5 to 7
    Challenge level
    1 out of 3

    Use these head, body and leg pieces to make Robot Monsters which are different heights.

  • Number Balance
    problem
    Favourite

    Number Balance

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you hang weights in the right place to make the the number balance balanced?

  • Lots of Biscuits!
    problem
    Favourite

    Lots of Biscuits!

    Age
    5 to 7
    Challenge level
    1 out of 3

    Help share out the biscuits the children have made.

  • Number match
    problem
    Favourite

    Number Match

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you work as a group to match these numbers?

  • problem
    Favourite

    Pairs of Numbers

    Age
    5 to 7
    Challenge level
    1 out of 3

    Which numbers can you put into pairs that add to 10? Which ones do you have to leave out?

  • Can you do \it too?
    problem
    Favourite

    Can You Do It Too?

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you estimate how far you can throw something?

  • Eightness of Eight
    problem
    Favourite

    Eightness of Eight

    Age
    5 to 7
    Challenge level
    1 out of 3

    What do you see as you watch this video? Can you create a similar video for the number 12?

  • problem
    Favourite

    Noah

    Age
    5 to 7
    Challenge level
    2 out of 3

    Noah saw 12 legs walk by into the Ark. How many creatures did he see?

  • Missing Middles
    problem
    Favourite

    Missing Middles

    Age
    5 to 7
    Challenge level
    2 out of 3

    Which domino pieces would go in the middle to complete the number patterns?

  • problem
    Favourite

    Birthday Cakes

    Age
    5 to 7
    Challenge level
    2 out of 3

    Jack's mum used the same candles on his and his sister Kate's birthday cakes. When was Kate born?

  • The Tall Tower
    problem
    Favourite

    The Tall Tower

    Age
    5 to 7
    Challenge level
    2 out of 3

    As you come down the ladders of the Tall Tower you collect useful spells. How many can you collect?

  • problem
    Favourite

    Caterpillars

    Age
    5 to 7
    Challenge level
    2 out of 3

    What number patterns can you see in the different arrangements of these caterpillars?

  • Light the Lights
    problem
    Favourite

    Light the Lights

    Age
    5 to 7
    Challenge level
    2 out of 3

    Which numbers make these lights come on? Do any numbers light up all the lights?

  • Pairs of legs
    problem
    Favourite

    Pairs of Legs

    Age
    5 to 7
    Challenge level
    2 out of 3

    How many legs do each of these creatures have? How many pairs is that?

  • Five Steps to 50
    problem
    Favourite

    Five Steps to 50

    Age
    5 to 7
    Challenge level
    2 out of 3

    Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?

  • Ip Dip
    problem
    Favourite

    Ip Dip

    Age
    5 to 11
    Challenge level
    1 out of 3

    "Ip dip sky blue! Who's 'it'? It's you!" Where would you position yourself to be chosen?

  • Largest Even
    problem
    Favourite

    Largest Even

    Age
    5 to 11
    Challenge level
    1 out of 3

    How would you create the largest possible two-digit even number using the digit you're given?

  • Take three numbers
    problem
    Favourite

    Take Three Numbers

    Age
    5 to 11
    Challenge level
    1 out of 3

    What happens when you add three numbers together? Will your answer be odd or even?

  • How would we count?
    problem
    Favourite

    How Would We Count?

    Age
    5 to 11
    Challenge level
    1 out of 3

    An activity centred around observations of dots and how we visualise number arrangement patterns.

  • Carroll Diagrams
    problem
    Favourite

    Carroll Diagrams

    Age
    5 to 11
    Challenge level
    1 out of 3

    Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?

  • Dotty Six
    problem
    Favourite

    Dotty Six

    Age
    5 to 11
    Challenge level
    1 out of 3

    Dotty Six is a simple dice game that you can adapt in many ways.

  • problem
    Favourite

    How Odd

    Age
    5 to 11
    Challenge level
    2 out of 3

    This problem challenges you to find out how many odd numbers there are between pairs of numbers.