The Psychology of Number and Its Applications to Methods of Teaching Arithmetic is an unchanged, ...
The teacher's hand-book of algebra - Containing methods, solutions and exercises, illustrating th...
Applied Psychology - an introduction to the principles and practice of education is an unchanged,...
The Public School Mental Arithmetic is an unchanged, high-quality reprint of the original edition...
The Public School Arithmetic is an unchanged, high-quality reprint of the original edition of 189...
The Psychology of Number and its Applications to Methods of Teaching Arithmetic is an unchanged, ...
Key to the teacher's hand-book of algebra is an unchanged, high-quality reprint of the original e...
Mental arithmetic - Vol. 2 is an unchanged, high-quality reprint of the original edition of 1873....