Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?
Arrange the numbers 1 to 6 in each set of circles below. The sum of each side of the triangle should equal the number in its centre.
My coat has three buttons. How many ways can you find to do up all
Grace and Brittany from Stradbroke Primary
both made the problem simpler to start with (this is often a good
way of starting a problem, so good thinking!). Grace wrote:
Jonathan from Brick
Street Public School explained how he found the three different
ways for 4 triangles, starting with the shape made from
Here is a picture of the
three shapes that Jonathan sent: