Maths has always been Shloka Suraj’s favourite subject. But, in school, she says, it is often taught in a boring way. “They start saying that it is complex, and they make it complex,” says the ...

Does the date March 14 ring a bell with you? Best known as Pi Day, 3/14 is the celebration of the number that begins with 3.14159 … and never ends. Pi (π) is the ratio of a circle’s circumference to ...