problem
Discuss and choose
Age
5 to 11
Challenge level
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.
problem
Oranges and lemons
Age
7 to 11
Challenge level
On the table there is a pile of oranges and lemons that weighs
exactly one kilogram. Using the information, can you work out how
many lemons there are?
problem
Clocks
Age
7 to 11
Challenge level
These clocks have been reflected in a mirror. What times do they say?
problem
Clock face
Age
7 to 11
Challenge level
Where can you draw a line on a clock face so that the numbers on both sides have the same total?
problem
Rope mat
Age
7 to 11
Challenge level
How many centimetres of rope will I need to make another mat just
like the one I have here?
problem
Two clocks
Age
7 to 11
Challenge level
These clocks have only one hand, but can you work out what time they are showing from the information?
problem
5 on the clock
Age
7 to 11
Challenge level
On a digital clock showing 24 hour time, over a whole day, how many times does a 5 appear? Is it the same number for a 12 hour clock over a whole day?