Can you make doughnuts by matching these fractions, decimals and percentages?
Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
How many solutions can you find to this sum? Each of the different letters stands for a different number.
A game for 2 or more people, based on the traditional card game Rummy.
How many different symmetrical shapes can you make by shading triangles or squares?
Can you arrange these numbers into 7 subsets, each of three numbers, so that when the numbers in each are added together, they make seven consecutive numbers?
Are these games fair? How can you tell?
Find the frequency distribution for ordinary English, and use it to help you crack the code.
If you are given the mean, median and mode of five positive whole numbers, can you find the numbers?
Can you find a way to identify times tables after they have been shifted up or down?
