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Who said that adding, subtracting, multiplying and dividing couldn't be fun?
Four strategy dice games to consolidate pupils' understanding of rounding.
How could you estimate the number of pencils/pens in these pictures?
Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
What happens when you round these three-digit numbers to the nearest 100?
This activity involves rounding four-digit numbers to the nearest thousand.
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.
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
An activity centred around observations of dots and how we visualise number arrangement patterns.
Take three consecutive numbers and add them together. What do you notice?
Look at what happens when you take a number, square it and subtract your answer. What kind of number do you get? Can you prove it?
What happens when you add three numbers together? Will your answer be odd or even? How do you know?
Here's a very elementary code that requires young children to read a table, and look for similarities and differences.
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?
How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?
Dotty Six is a simple dice game that you can adapt in many ways.
In this investigation we are going to count the number of 1s, 2s, 3s etc in numbers. Can you predict what will happen?
Investigate which numbers make these lights come on. What is the smallest number you can find that lights up all the lights?
You are organising a school trip and you need to write a letter to parents to let them know about the day. Use the cards to gather all the information you need.
Mr Gilderdale is playing a game with his class. What rule might he have chosen? How would you test your idea?
A task which depends on members of the group noticing the needs of others and responding.
There are nasty versions of this dice game but we'll start with the nice ones...
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
Play this game and see if you can figure out the computer's chosen number.
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?
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?
Can you put the numbers 1-5 in the V shape so that both 'arms' have the same total?
The picture shows a lighthouse and some underwater creatures. Can you work out the distances between some of the different creatures?
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?
Can you use the numbers on the dice to reach your end of the number line before your partner beats you?
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?
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?
How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?
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?
Use these head, body and leg pieces to make Robot Monsters which are different heights.
There is a clock-face where the numbers have become all mixed up. Can you find out where all the numbers have got to from these ten statements?
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.
There are six numbers written in five different scripts. Can you sort out which is which?
Pat counts her sweets in different groups and both times she has some left over. How many sweets could she have had?
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?
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?
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?
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?
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?
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?