Table of Contents

Editorial
Gert Schubring

Research Papers
Competing Arguments for the Geometry Course: Why Were American High School Students Supposed to Study Geometry in the Twentieth Century?
Gloriana González and Patricio G. Herbst

The Role of Projective Geometry in Italian Education and Institutions at the End of the 19th Century
Marta Menghini

The Theorem of Thales: A Study of the Naming of Theorems in School Geometry Textbooks
Dimitris Patsopoulos and Tasos Patronis

A Turning Point in Secondary School Mathematics in Brazil: Euclides Roxo and the Mathematics Curricular Reforms of 1931 and 1942
João Pitombeira de Carvalho

Notes
Sources for the History of Mathematics Education in Brazil
Gert Schubring

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