Doesn't suit? No problem! You can return items for up to 30 days
You won't go wrong with a gift voucher. The gift recipient can choose anything from our offer.
Up to 30 days for returns
How the Math Gets Done: Why Parents Don't Need to Worry About New vs. Old Math provides a roadmap to understanding what the symbols for math operations (add, subtract, multiply, and divide) really mean, what the clues are to interpret these symbols, and a kind of short story of how they evolved over time.
Hi! I'm Libroamiko, your book advisor.
How can I help you?