First Published in 1995. Routledge is an imprint of Taylor & Francis, an informa company.

How do we understand numbers? Do animals and babies have numerical abilities? Why do some people fail to grasp numbers, and how we can improve numerical underst

First Published in 1986. This book is intended for those people who are interested in how mathematics is learned. It is intended especially for those who are in

Results from national and international assessments indicate that school children in the United States are not learning mathematics well enough. Many students c