Can you sketch graphs to show how the height of water changes in different containers as they are filled?
Alison and Charlie are playing a game. Charlie wants to go first so Alison lets him. Was that such a good idea?
Which countries have the most naturally athletic populations?
Think of a two digit number, reverse the digits, and add the numbers together. Something special happens...
What's special about the area of quadrilaterals drawn in a square?
Can you find ways to put numbers in the overlaps so the rings have equal totals?
Can you minimise the amount of wood needed to build the roof of my garden shed?
Just because a problem is impossible doesn't mean it's difficult...
Play around with sets of five numbers and see what you can discover about different types of average...
Where should you start, if you want to finish back where you started?
