Checker board Montessori in the Classroom by means of what processes

by means of what processes and in obedience to what laws

accompanies this inspiring book

always being clear in their own minds about the aim of each activity

Maria Montessori became profoundly concerned with the question of peace

At the time of this book's first publication (1948)

Checker board Montessori in the Classroom by means of what processesThis is a large rectangular felt board with silk screened colour squares mounted on a solid wooden lipped frame. The felt surface prevents the bead bars rolling around the board. For use in more advanced multiplication calculations with the hierarchies in the decimal system, 1 100,000,000.