This handy guide will take abacus users from beginner to master level in a very short time. Though the Japanese abacus may appear mysterious or even primitive,

"This is a major historical work that, in the field of Japanese imperialism, will set a standard for careful and comprehensive analysis. The Abacus and the Swor

"This book has been prepared in conjunction with the New National Curriculum for year 6 and covers the major 11 topics. It provides a very structured and clear

Synthesizing research on numerical development, the book explores the implications for instruction, drawing upon the ideas of Piaget, Vygotsky, and several cont