Les debuts du calcul
By: J. Bandet, G. Maialaret, R. Brandicourt.
Contributors: Brandicourt, R.; Mialaret, Gaston.
Series: Cahiers de pédagogie moderne
Publisher: Collection Bourrelier, Librairie Armand Colin
Published: 1962
Place of publication: Paris
Language: fre
Number of pages: 129
Subjects: Arithmetic -- Study and teaching.; Child development.; Concepts -- Study and teaching.