Second Lessons in Arithmetic: An Intellectual Written Arithmetic Upon the Inductive Method of Instruction as Illustrated in Warren Colburn's First Lessons Hansebooks GmbH, 2020 - 308 pages |
Second Lessons in Arithmetic: An Intellectual Written Arithmetic Upon the Inductive Method of Instruction as Illustrated in Warren Colburn's First LessonsHansebooks GmbH, 2020 - 308 pages |