5 treff

The Development of mathematical thinking
edited by Herbert P. Ginsburg
Bok Engelsk 1983
Piaget's theory of intellectual development
Herbert Ginsburg, Sylvia Opper
Bok Språk ikke angitt 1979
Children's arithmetic
Ginsburg, Herbert
Bok Språk ikke angitt 1977
The myth of the deprived child : poor children's intellect and education
Herbert Ginsburg
Bok Engelsk 1972
Piaget's theory of intellectual development
Herbert Ginsburg, Sylvia Opper
Bok Engelsk 1969