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Science and technology in the primary school of tomorrow : a study prepared for the International Bureau of Education pbk.

Science and technology in the primary school of tomorrow : a study prepared for the International Bureau of Education pbk.
Paper図書
Graham Orpwood and Ingvar WerdelinUnesco1987
Other Libraries in Japan
  • Author HeadingOrpwood, Graham Werdelin, Ingvar International Bureau of Educa...

The mathematical ability : experimental and factorical studies

The mathematical ability : experimental and factorical studies
Paper図書
by Ingvar WerdelinCWK Gleerup1958
Other Libraries in Japan
  • Author HeadingWerdelin, Ingvar

The mathematical ability : experimental and factorical studies : Tests

The mathematical ability : experimental and factorical studies : Tests
Paper図書
by Ingvar WerdelinCWK Gleerup1958
Other Libraries in Japan
  • Author HeadingWerdelin, Ingvar

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