Title:Fortalecimiento de la empatía en niños y niñas a través de la relación matemática-arte / Strengthening empathy in boys and girls through the mathematical-art relationship
Title:A geometria nas aritméticas editadas para as escolas paroquiais luteranas do século xx no rio grande do sul, brasil / THE GEOMETRY ON ARITHMETICS EDITED FOR LUTHERAN PAROCHIAL SCHOOLS OF 20th CENTURY IN RIO GRANDE DO SUL, BRAZIL