One way that you can approach buying jewelry is to think of a particular subject, and then look for pieces of jewelry that relate to it. You'll be pleased to learn that there are jewelry pieces that are available on the market for just about every subject. If you're thinking about math, you may have several options at your local jewelry store or from various online vendors. Whether you're shopping for a special piece of jewelry for your child's math teacher or math tutor, or you're a math teacher yourself, here are three math-inspired jewelry pieces to consider.