Numbers get weird. Let's make sense of it.

Why don't a 50% rise and a 50% drop cancel out? Why is 2 the only even prime? And why does a room of strangers make a coin-flip bet on sharing a birthday a safe one?

OddMaths explores the strange, counterintuitive and surprisingly elegant side of mathematics through bite-sized explanations, memorable examples, and quizzes that help it all stick.

Because sometimes the best way to learn maths is to ask: “Wait… that can't be right… can it?”