Естественные науки
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о веществах и их превращениях
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1 | 1 | By vedro-compota 14 years 9 months ago |
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Всевозможные предметы связанные с физикой.
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145 | 166 | By vedro-compota 14 years 4 months ago |
| 32 | 34 | By vedro-compota 14 years 3 weeks ago | |
| 83 | 83 | By vedro-compota 13 years 5 months ago | |