Other tags that relate to Noah
Investigations. Working systematically. Games. Visualising. Combinations. Addition & subtraction. Comparing and ordering numbers. Counting. Practical Activity. Multiplication & division.There are 67 results
Broad Topics > The Number System and Place Value > Counting
Sitting Round the Party Tables
Age 5 to 11
Challenge Level
Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.
Birthday Cake Candles
Age 7 to 11
Challenge Level
This challenge involves calculating the number of candles needed on birthday cakes. It is an opportunity to explore numbers and discover new things.
Sort Them Out (1)
Age 5 to 7
Challenge Level
Can you each work out the number on your card? What do you notice? How could you sort the cards?
1 to 8
Age 7 to 11
Challenge Level
Place the numbers 1 to 8 in the circles so that no consecutive numbers are joined by a line.
Tug of War
Age 5 to 7
Challenge Level
Can you use the numbers on the dice to reach your end of the number line before your partner beats you?
Building Patterns
Age 7 to 11
Challenge Level
Can you deduce the pattern that has been used to lay out these bottle tops?
Lucky Numbers
Age 5 to 11
This article for pupils explores what makes numbers special or lucky, and looks at the numbers that are all around us every day.
Jumping Squares
Age 5 to 7
Challenge Level
In this problem it is not the squares that jump, you do the jumping! The idea is to go round the track in as few jumps as possible.
Count the Digits
Age 5 to 11
Challenge Level
In this investigation we are going to count the number of 1s, 2s, 3s etc in numbers. Can you predict what will happen?
Pairs of Numbers
Age 5 to 7
Challenge Level
If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?
Counting Cards
Age 7 to 11
Challenge Level
A magician took a suit of thirteen cards and held them in his hand face down. Every card he revealed had the same value as the one he had just finished spelling. How did this work?
Making Maths: Happy Families
Age 5 to 11
Challenge Level
Here is a version of the game 'Happy Families' for you to make and play.
Page Numbers
Age 7 to 11 Short
Challenge Level
Exactly 195 digits have been used to number the pages in a book. How many pages does the book have?
Find a Path
Age 5 to 7
Challenge Level
Can you find a path from a number at the top of this network to the bottom which goes through each number from 1 to 9 once and once only?
Making Sticks
Age 5 to 7
Challenge Level
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?
Neighbours
Age 7 to 11
Challenge Level
In a square in which the houses are evenly spaced, numbers 3 and 10 are opposite each other. What is the smallest and what is the largest possible number of houses in the square?
Mrs Beeswax
Age 5 to 7
Challenge Level
In how many ways could Mrs Beeswax put ten coins into her three puddings so that each pudding ended up with at least two coins?
Cube Bricks and Daisy Chains
Age 5 to 7
Challenge Level
Daisy and Akram were making number patterns. Daisy was using beads that looked like flowers and Akram was using cube bricks. First they were counting in twos.
How Odd
Age 5 to 7
Challenge Level
This problem challenges you to find out how many odd numbers there are between pairs of numbers. Can you find a pair of numbers that has four odds between them?
Pairs of Legs
Age 5 to 7
Challenge Level
How many legs do each of these creatures have? How many pairs is that?
Swimming Pool
Age 5 to 11
Challenge Level
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?
Snail One Hundred
Age 5 to 7
Challenge Level
This is a game in which your counters move in a spiral round the snail's shell. It is about understanding tens and units.
Alien Counting
Age 7 to 11
Challenge Level
Investigate the different ways these aliens count in this challenge. You could start by thinking about how each of them would write our number 7.
Incey Wincey Spider
Age 5 to 7
Challenge Level
You'll need two dice to play this game against a partner. Will Incey Wincey make it to the top of the drain pipe or the bottom of the drain pipe first?
Count the Crayons
Age 5 to 7
Challenge Level
How could you estimate the number of pencils/pens in these pictures?
Five Steps to 50
Age 5 to 7
Challenge Level
Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
Incey Wincey Spider for Two
Age 5 to 7
Challenge Level
Incey Wincey Spider game for an adult and child. Will Incey get to the top of the drainpipe?
The Value of Two
Age 3 to 7
Ruth Trundley outlines her doctoral research and concludes that development of an understanding of cardinality is a crucial element of counting that can be overlooked.
A Bowl of Fruit
Age 5 to 7
Challenge Level
Can you work out how many apples there are in this fruit bowl if you know what fraction there are?
Which Is Quicker?
Age 7 to 11
Challenge Level
Which is quicker, counting up to 30 in ones or counting up to 300 in tens? Why?
Ip Dip
Age 5 to 11
Challenge Level
"Ip dip sky blue! Who's 'it'? It's you!" Where would you position yourself so that you are 'it' if there are two players? Three players ...?
Truth or Lie
Age 7 to 11
Challenge Level
Take a look at the video of this trick. Can you perform it yourself? Why is this maths and not magic?
Picture a Pyramid ...
Age 7 to 11
Challenge Level
Imagine a pyramid which is built in square layers of small cubes. If we number the cubes from the top, starting with 1, can you picture which cubes are directly below this first cube?
Writing Digits
Age 5 to 7
Challenge Level
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?
Queue
Age 5 to 7
Challenge Level
25 students are queuing in a straight line. How many are there between Julia and Jenny?
Month Mania
Age 5 to 11
Challenge Level
Can you design a new shape for the twenty-eight squares and arrange the numbers in a logical way? What patterns do you notice?
Buzzy Bee
Age 5 to 7
Challenge Level
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?
Nim-7 for Two
Age 5 to 14
Challenge Level
Nim-7 game for an adult and child. Who will be the one to take the last counter?
Ladybird Count
Age 5 to 7
Challenge Level
Some children were playing a game. Make a graph or picture to show how many ladybirds each child had.
Slippery Snail
Age 7 to 16
Challenge Level
A game for two people, who take turns to move the counters. The player to remove the last counter from the board wins.
Dotty Six for Two
Age 5 to 11
Challenge Level
Dotty Six game for an adult and child. Will you be the first to have three sixes in a straight line?
Natural Born Mathematicians
Age 5 to 7
Helen Joyce interviews the neuropsychologist Brian Butterworth whose research has shown that we are all born with a "built-in" sense of cardinal number.
Nim-7
Age 5 to 14
Challenge Level
Can you work out how to win this game of Nim? Does it matter if you go first or second?
How Many?
Age 5 to 11
Challenge Level
Have a look at these photos of different fruit. How many do you see? How did you count?
NRICH is part of the family of activities in the Millennium Mathematics Project.