Математика. Задачки на творческое мышление, вып. 75
Математика. Задачки на творческое мышление, вып. 75
Телепередача для детей замечательного семейного телеканала “Радость моя!“ -
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![Старейшая нерешённая задача [Veritasium]](https://sun9-27.userapi.com/HwNc9xdS0TRu8_hZ-mrB_7LUwdOGk1J_iW9s9w/YLONecZn-1s.jpg)
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