Other tags that relate to Bird Watch
Comparing data. Processing and representing data. STEM - living world. Collecting data. Handling data. STEM clubs. Interpreting data. STEM - physical world. Maths Supporting SET. Biology.There are 14 results
Broad Topics > Handling, Processing and Representing Data > Comparing data
Terrariums
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.
Who's the Best?
Age 11 to 14 Challenge Level:
Which countries have the most naturally athletic populations?
Compare the Squares
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.
Our Sports
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.
Real Statistics
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?
Retiring to Paradise
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?
What's the Weather Like?
Age 11 to 14 Challenge Level:
With access to weather station data, what interesting questions can you investigate?
Half a Minute
Age 11 to 14 Challenge Level:
Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?
Inspector Morse
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?
Substitution Cipher
Age 11 to 14 Challenge Level:
Find the frequency distribution for ordinary English, and use it to help you crack the code.
It's a Scrabble
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?
Secondary Cipher Challenge Part 1
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?
Substitution Transposed
Age 11 to 16 Challenge Level:
Substitution and Transposition all in one! How fiendish can these codes get?
The Time Is ...
Age 7 to 11 Challenge Level:
Can you put these mixed-up times in order? You could arrange them in a circle.
NRICH is part of the family of activities in the Millennium Mathematics Project.