"Understanding Mathematics for Young Children: A Guide for Teachers of Children 3-7" by Derek Haylock and Anne Cockburn is a comprehensive textbook published by SAGE Publications LTD in 2017. This paperback book, written in English, offers a clear and approachable way for teachers to help young children understand the basics of mathematics. With 336 pages, the book provides practical guidance and insights on how to teach maths to young children effectively, making it a valuable resource for educators looking to support their students in developing a strong foundation in mathematics.