Choose a problem, investigation or game. Which is your favourite?
How could you estimate the number of pencils/pens in these pictures?
On a farm there were some hens and sheep. Altogether there were 8 heads and 22 feet. How many hens were there?
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?
What could these drawings, found in a cave in Spain, represent?
In this calculation, the box represents a missing digit. What could the digit be? What would the solution be in each case?
A game for 2 or more players. Practise your addition and subtraction with the aid of a game board and some dried peas!