Circles, circles Here are some arrangements of circles. How many circles would I need to make the next size up for each? Can you create your own arrangement and investigate the number of circles it needs? Age 5 to 11 Challenge level Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Explaining, convincing and proving Being curious Being collaborative Being resourceful Being resilient Problem Problem Here are some arrangements of circles. How many circles would I need to make the next size up for each? Can you create your own arrangement and investigate the number of circles it needs?<a href="http://wild.maths.org/circles-circles"></a>