How many legs do each of these creatures have? How many pairs is
This activity challenges you to decide on the 'best' number to use
in each statement. You may need to do some estimating, some
calculating and some research.
Can you put these times on the clocks in order? You might like to arrange them in a circle.
Can you order pictures of the development of a frog from frogspawn
and of a bean seed growing into a plant?
Can you rank these quantities in order? You may need to find out
extra information or perform some experiments to justify your
Can you place these quantities in order from smallest to largest?
Can you put these mixed-up times in order? You could arrange them in a circle.
You offered some clear explanations of your findings for this
Go to last month's problems to see more solutions.
This article for teachers recounts the history of measurement,
encouraging it to be used as a spring board for cross-curricular
Design and test a paper helicopter. What is the best design?