When a parent asks why there is no math homework or what the Table of Pythagoras has to do with standardized testing, follow up your answer by lending this wonderfully articulate book. Montessorian Michael Duffy presents a concise, compelling explanation of the Montessori math materials, their purpose, and their classroom uses. He also addresses topics of concern for parents such as homework, recent brain research, and standardized testing. Updated in 2014, this book and offers new material including a discussion of Montessori math and how it relates to the Common Core standards. Photos of children working with the materials, charts, and diagrams help make this a very readable guide for families, administrators, and assistants. By Michael Duffy. Paperback.