A Focus on Fractions is a groundbreaking effort to make the mathematics education research on how students develop their understanding of fraction concepts read

The third edition of this book offers a unique approach to making mathematics education research on the teaching and learning of fraction concepts readily acces

A Focus on Fractions is the first book to make cognitive research on how students develop their understanding of fraction concepts readily accessible and unders

Describes, through use of diagrams and illustrations, the basic concept of fractions, specifically halves, thirds, and fourths.

A Focus on Multiplication and Division is a groundbreaking effort to make mathematics education research readily accessible and understandable to pre- and in-se