Arithmetic Upon the Inductive Method of Instruction (Classic Reprint)

Easy Lessons in Mental Arithmetic, Upon the Inductive Method (Classic Reprint)

Plane Geometry by the Suggestive Method (Classic Reprint)

Intermediate Arithmetic on the Inductive Method (Classic Reprint)

Mental Arithmetic, Upon the Inductive Plan (Classic Reprint)

Harmony on the Inductive Method, Vol. 1 (Classic Reprint)

Mental Arithmetic, Upon the Inductive Plan (Classic Reprint)