Astronomy. Grades 7-11. School astronomical calendar for 2020/2021 academic year

A unique manual that has no analogues in the world! The school astronomical calendar is a universal annual manual for teachers, schoolchildren and lovers of astronomy of all ages. The study of astronomy is impossible without observations. In order to see various astronomical phenomena and celestial bodies with your own eyes, you need to know when and in which part of the sky it will occur. This information is changing annually ... - An annual manual contains information about the objects and phenomena available in chronological order and on the thematic principle - the publication is supplemented by memorable dates of astronomy, a list of books and sites on astronomy - there are a allowance references in many textbooks on astronomy.
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