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ОБЖ (sep 1, 1991 – sep 1, 1991)

Description:

ОБЖ в виде специального курса был введен в общеобразовательных учебных заведениях в России

Added to timeline:

История развития образовательной области "БЖ"

ByДионис Чеботарь

19 Dec 2017

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645

Date:

sep 1, 1991

sep 1, 1991

~ 0 min

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