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| teaching materials | |||
| teaching material An article or device used to facilitate the learning process in an instructional setting; teaching material | |||
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| teaching materials except apparatus | |||
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undervisningsmaterial : 15 צירופים, 3 נושאים |
| כללי | 1 |
| סטָטִיסטִיקָה | 3 |
| פטנטים | 11 |