Great Courses: Secrets of Mental Math, Joy Of Math, Become A Superstar Student

The product is a DVD with book course titled "The Great Courses: Secrets of Mental Math; The Joy of Mathematics; How to Become a Superstar Student". It offers a series of lectures and lessons on mathematics aimed at high school students and adults interested in further education. The course covers topics such as mental math, the joy of mathematics, and strategies for becoming a superstar student. Presented by authors Arthur Benjamin and Tim Mcgee, the DVD format makes it accessible for learners to follow along and improve their math skills.