Place value

problem
Our numbers

Age

5 to 7

Challenge level

These spinners will give you the tens and unit digits of a number. Can you choose sets of numbers to collect so that you spin six numbers belonging to your sets in as few spins as possible?
game
Favourite

Snail one hundred

Age

5 to 7

Challenge level

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.
problem
Two spinners

Age

5 to 7

Challenge level

What two-digit numbers can you make with these two dice? What can't you make?
problem
6 beads

Age

5 to 7

Challenge level

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?
problem
What number?

Age

5 to 7

Challenge level

I am less than 25. My ones digit is twice my tens digit. My digits add up to an even number.
problem
One of thirty-six

Age

5 to 7

Challenge level

Can you find the chosen number from the grid using the clues?
problem
Light the lights

Age

5 to 7

Challenge level

Investigate which numbers make these lights come on. What is the smallest number you can find that lights up all the lights?
list
Ordering

Age

5 to 11

This set of activities focuses on ordering, an important aspect of place value.
list
Position

Age

5 to 11

One of the key ideas associated with place value is that the position of a digit affects its value. These activities support children in understanding this idea.
problem
Number detective

Age

5 to 11

Challenge level

Follow the clues to find the mystery number.