If the walking slice is half of the pie chart, it means 50% of children walk. If the bus slice is a quarter of the pie, it means 25% of children take the bus. There are 40 children in Year 6.

Pi Day, 3/14, is usually marked at schools to celebrate the formula of pi, 3.14, which goes on without repeating into infinity. At Eisenhower, the math faculty found various ways to choose the ...