Subscription non-fiction brochure series. New in the life of science and technology. Published since 1989 by the publishing house "Knowledge," in the first year of its life it was only 30 pages, but in a year it pleased readers 13 times. Then the magazine settled down, gained solidity up to 144 pages and began to be published once a quarter. Striving to master various crafts and skills. Detailed and intelligible about construction and repair, summer cottage economy and cooking, folk crafts, etc.