problem Unequal Averages Age 11 to 14 Challenge level Play around with sets of five numbers and see what you can discover about different types of average...
problem Box plot match Age 14 to 16 Challenge level Match the cumulative frequency curves with their corresponding box plots.
problem Half a minute Age 11 to 14 Challenge level Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?
problem Wipeout Age 11 to 16 Challenge level Can you do a little mathematical detective work to figure out which number has been wiped out?
problem About Average Age 11 to 14 Challenge level Can you find sets of numbers which satisfy each of our mean, median, mode and range conditions?
problem Estimating time Age 11 to 14 Challenge level How well can you estimate 10 seconds? Investigate with our timing tool.
problem Perception versus reality Age 14 to 18 Challenge level Infographics are a powerful way of communicating statistical information. Can you come up with your own?
problem What's the weather like? Age 11 to 14 Challenge level With access to weather station data, what interesting questions can you investigate?
problem Picturing the world Age 14 to 16 Challenge level How can we make sense of national and global statistics involving very large numbers?
article History of Morse This short article gives an outline of the origins of Morse code and its inventor and how the frequency of letters is reflected in the code they were given.