This collection is one of our Primary Curriculum collections - tasks that are grouped by topic.
problem
Favourite
Watch the clock
Age
7 to 11
Challenge level
During the third hour after midnight the hands on a clock point in the same direction (so one hand is over the top of the other). At what time, to the nearest second, does this happen?
problem
Favourite
Oh! Harry!
Age
7 to 11
Challenge level
A group of children are using measuring cylinders but they lose the labels. Can you help relabel them?
problem
Favourite
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
Favourite
Wonky Watches
Age
7 to 11
Challenge level
Stuart's watch loses two minutes every hour. Adam's watch gains one minute every hour. Use the information to work out what time (the real time) they arrived at the airport.
problem
Favourite
Olympic Starters
Age
7 to 11
Challenge level
Look at some of the results from the Olympic Games in the past. How do you compare if you try some similar activities?
problem
Favourite
How Much Did it Cost?
Age
7 to 11
Challenge level
Use your logical-thinking skills to deduce how much Dan's crisps and ice-cream cost altogether.
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You may also be interested in this collection of activities from the STEM Learning website, that complement the NRICH activities above.