Die Bildung des Zahlbegriffs in den ersten drei Schuljahren
Subtitle: experimentelle Untersuchungen an Kindern durchschnittlicher Intelligenz.
Edition: [1. Aufl.]
Publisher: E. Klett
Published: 1969
Place of publication: Stuttgart
Language: ger
Number of pages: 212
Subjects: Mathematics -- Study and teaching (Elementary); Number concept.
Notes: Bibliography: p. 191-212.
Issued also as thesis, Mainz, 1966.