Being resourceful

If you'd like to explore the game freely, without any nudges from us, choose this version.

Like a bit of help getting into the game? Then have a look at this.

You'll need a collection of cups for this activity.

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

How could you estimate the number of pencils/pens in these pictures?

Use the differences to find the solution to this Sudoku.

Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?

This challenge is about finding the difference between numbers which have the same tens digit.

In this calculation, the box represents a missing digit. What could the digit be? What would the solution be in each case?

Have a go at balancing this equation. Can you find different ways of doing it?