"Chek-Math"—a new old game
| Autor: | RASIMAS, JOSEPH A. |
|---|---|
| Zdroj: | The Arithmetic Teacher, 1976 May 01. 23(5), 384-385. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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| Autor: | RASIMAS, JOSEPH A. |
|---|---|
| Zdroj: | The Arithmetic Teacher, 1976 May 01. 23(5), 384-385. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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