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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Working Systematically at KS2

### Finding All Possibilities Upper Primary

### Ordered Ways of Working Upper Primary

### Sitting Round the Party Tables

### Beads and Bags

### Half Time

### School Fair Necklaces

### Nine-pin Triangles

### Five More Coins

### What Do You Need?

### A Mixed-up Clock

### Fifteen Cards

### Guess the Dominoes

### Greater Than or Less Than?

### Magic Vs

### Coded Hundred Square

### Multiply Multiples 1

### Buying a Balloon

### Round the Dice Decimals 1

### Trebling

### A Square of Numbers

### Cubes Here and There

### First Connect Three

### Finding Fifteen

### Make 37

### Through the Window

### All the Digits

### Reach 100

### Light the Lights Again

### This Pied Piper of Hamelin

### Two Primes Make One Square

### Sealed Solution

### Prison Cells

### Display Boards

### Button-up Some More

### The Dice Train

### Curious Number

### Counting Cards

### Cover the Tray

### 5 on the Clock

### Ribbon Squares

### The Remainders Game

### Factor Lines

### Tea Cups

### Inky Cube

Or search by topic

Scroll down to see our complete collection of KS2 problems that require children to work systematically, or explore the two sub-collections focusing on important aspects of systematic working.

This collection is one of our Primary Curriculum collections - tasks that are grouped by topic.

Age 7 to 11

Challenge Level

These activities focus on finding all possible solutions so working in a systematic way will ensure none are left out.

Age 7 to 11

Challenge Level

These activities lend themselves to systematic working in the sense that it helps to have an ordered approach.

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.

Age 5 to 11

Challenge Level

How could you put these three beads into bags? How many different ways can you do it? How could you record what you've done?

Age 5 to 11

Challenge Level

What could the half time scores have been in these Olympic hockey matches?

Age 5 to 11

Challenge Level

How many possible symmetrical necklaces can you find? How do you know you've found them all?

Age 7 to 11

Challenge Level

How many different triangles can you make on a circular pegboard that has nine pegs?

Age 7 to 11

Challenge Level

Could Ben have any amount of money between 5p and £2 in his pocket if he has five coins?

Age 7 to 11

Challenge Level

Four of these clues are needed to find the chosen number on this grid and four are true but do nothing to help in finding the number. Can you sort out the clues and find the number?

Age 7 to 11

Challenge Level

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?

Age 7 to 11

Challenge Level

Can you use the information to find out which cards I have used?

Age 7 to 11

Challenge Level

This task depends on learners sharing reasoning, listening to opinions, reflecting and pulling ideas together.

Age 7 to 11

Challenge Level

Use the numbers and symbols to make this number sentence correct. How many different ways can you find?

Age 7 to 11

Challenge Level

Can you put the numbers 1-5 in the V shape so that both 'arms' have the same total?

Age 7 to 11

Challenge Level

This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?

Age 7 to 11

Challenge Level

Can you complete this calculation by filling in the missing numbers? In how many different ways can you do it?

Age 7 to 11

Challenge Level

Lolla bought a balloon at the circus. She gave the clown six coins to pay for it. What could Lolla have paid for the balloon?

Age 7 to 11

Challenge Level

Use two dice to generate two numbers with one decimal place. What happens when you round these numbers to the nearest whole number?

Age 7 to 11

Challenge Level

Can you replace the letters with numbers? Is there only one solution in each case?

Age 7 to 11

Challenge Level

Can you put the numbers 1 to 8 into the circles so that the four calculations are correct?

Age 7 to 11

Challenge Level

How many shapes can you build from three red and two green cubes? Can you use what you've found out to predict the number for four red and two green?

Age 7 to 11

Challenge Level

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?

Age 7 to 11

Challenge Level

Tim had nine cards each with a different number from 1 to 9 on it. How could he have put them into three piles so that the total in each pile was 15?

Age 7 to 11

Challenge Level

Four bags contain a large number of 1s, 3s, 5s and 7s. Can you pick any ten numbers from the bags so that their total is 37?

Age 7 to 11

Challenge Level

My local DIY shop calculates the price of its windows according to the area of glass and the length of frame used. Can you work out how they arrived at these prices?

Age 7 to 11

Challenge Level

This multiplication uses each of the digits 0 - 9 once and once only. Using the information given, can you replace the stars in the calculation with figures?

Age 7 to 11

Challenge Level

Choose four different digits from 1-9 and put one in each box so that the resulting four two-digit numbers add to a total of 100.

Age 7 to 11

Challenge Level

Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you find the smallest number that lights up all four lights?

Age 7 to 11

Challenge Level

Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!

Age 7 to 11

Challenge Level

Can you make square numbers by adding two prime numbers together?

Age 7 to 11

Challenge Level

Ten cards are put into five envelopes so that there are two cards in each envelope. The sum of the numbers inside it is written on each envelope. What numbers could be inside the envelopes?

Age 7 to 11

Challenge Level

There are 78 prisoners in a square cell block of twelve cells. The clever prison warder arranged them so there were 25 along each wall of the prison block. How did he do it?

Age 7 to 11

Challenge Level

Design an arrangement of display boards in the school hall which fits the requirements of different people.

Age 7 to 11

Challenge Level

How many ways can you find to do up all four buttons on my coat? How about if I had five buttons? Six ...?

Age 7 to 11

Challenge Level

This dice train has been made using specific rules. How many different trains can you make?

Age 7 to 11

Challenge Level

Can you order the digits from 1-3 to make a number which is divisible by 3 so when the last digit is removed it becomes a 2-figure number divisible by 2, and so on?

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?

Age 7 to 11

Challenge Level

These practical challenges are all about making a 'tray' and covering it with paper.

Age 7 to 11

Challenge Level

On a digital clock showing 24 hour time, over a whole day, how many times does a 5 appear? Is it the same number for a 12 hour clock over a whole day?

Age 7 to 11

Challenge Level

What is the largest 'ribbon square' you can make? And the smallest? How many different squares can you make altogether?

Age 7 to 14

Challenge Level

Play this game and see if you can figure out the computer's chosen number.

Age 7 to 14

Challenge Level

Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.

Age 7 to 14

Challenge Level

Place the 16 different combinations of cup/saucer in this 4 by 4 arrangement so that no row or column contains more than one cup or saucer of the same colour.

Age 7 to 14

Challenge Level

This cube has ink on each face which leaves marks on paper as it is rolled. Can you work out what is on each face and the route it has taken?