
Exploring wild and wonderful number patterns

Highest and lowest
Put operations signs between the numbers 3 4 5 6 to make the highest possible number and lowest possible number.

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?

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?

Light the lights again
Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you work out the rule for each light?

Sitting round the party tables
Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.

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

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

Prison cells

Junior frogs

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

Four goodness' sake
Use 4 four times with simple operations so that you get the answer 12. Can you make 15, 16 and 17 too?

Inky cube
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?