### There are 14 results

Broad Topics >

Handling, Processing and Representing Data > Comparing data

##### Age 7 to 11 Challenge Level:

Can you put these mixed-up times in order? You could arrange them in a circle.

##### Age 11 to 14 Challenge Level:

You may like to read the article on Morse code before attempting this question. Morse's letter analysis was done over 150 years ago, so might there be a better allocation of symbols today?

##### Age 11 to 14 Challenge Level:

Find the frequency distribution for ordinary English, and use it to help you crack the code.

##### Age 7 to 11 Challenge Level:

Letters have different values in Scrabble - how are they decided upon? And would the values be the same for other languages?

##### Age 11 to 16 Challenge Level:

Substitution and Transposition all in one! How fiendish can these codes get?

##### Age 11 to 16 Challenge Level:

Here is the start of a six-part challenge. Can you get to the end and crack the final message?

##### Age 11 to 14 Challenge Level:

Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.

##### Age 7 to 11 Challenge Level:

This problem explores the range of events in a sports day and which ones are the most popular and attract the most entries.

##### Age 11 to 14 Challenge Level:

When Charlie retires, he's looking forward to the quiet life, whereas Alison wants a busy and exciting retirement. Can you advise them on where they should go?

##### Age 7 to 11 Challenge Level:

Have a look at this table of how children travel to school. How does it compare with children in your class?

##### Age 11 to 14 Challenge Level:

Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?

##### Age 11 to 14 Challenge Level:

With access to weather station data, what interesting questions can you investigate?

##### Age 11 to 14 Challenge Level:

Which countries have the most naturally athletic populations?

##### Age 7 to 11 Challenge Level:

In this problem you will do your own poll to find out whether your
friends think two squares on a board are the same colour or not.