You may also like

Number Round Up

Arrange the numbers 1 to 6 in each set of circles below. The sum of each side of the triangle should equal the number in its centre.

Number Detective

Follow the clues to find the mystery number.

Grouping Goodies

Pat counts her sweets in different groups and both times she has some left over. How many sweets could she have had?

One of Thirty-six

Age 5 to 7
Challenge Level

Can you find the chosen number from this square using the clues below?

numbers 1-36

1. The number is odd.
2. It is a multiple of three.
3. It is smaller than $7\times 4$.
4. Its tens digit is even.
5. It is the greater of the two possibilities.

You might like to print off this sheet of the problem.
Click here for a poster of this problem.