This book illustrates how current teaching methodology and school management and the bias in existing textbooks can and often does disadvantage black, working class and girl students, and how often this might be changed. The authors have gathered their mathematics from sources across the world and from a multiplicity of disciplines: from global statistics, from architectural principles and from art forms. They will keep students and their teachers fascinated, motivated and learning the mathematics that our technological age - and the national curriculum - demands. For in maths lessons the students are the Multiple Factors in the equation of the world's economy, resources and growth.