SCUBA: Some challenging un-boring arithmetic
Autor: | FITTING, MARJORIE A. PICKERING |
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Zdroj: | The Arithmetic Teacher, 1974 Apr 01. 21(4), 294-297. |
Databáze: | JSTOR Journals |
Externí odkaz: |
Autor: | FITTING, MARJORIE A. PICKERING |
---|---|
Zdroj: | The Arithmetic Teacher, 1974 Apr 01. 21(4), 294-297. |
Databáze: | JSTOR Journals |
Externí odkaz: |