Brand new, never used, see pictures for details. The Origo Big Books For Mathematics by Origo Education, published in 2016, is a brand new textbook designed for teaching mathematics in an engaging and interactive way. This big book format textbook focuses on the subject area of mathematics and is written in English by the author Origo Education. With the concept of “The Racing Horses”, this textbook provides a fun and educational approach to learning math concepts for students of all ages.