Training for the working of the computer

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Content: trenirovka.zrenia.rar 1085,38 kB


This book offers a simple and very effective exercises with which you will be able to train the eyes and relieve tension with the eye muscles to timely prevent blurred vision and general health. The book has a large number of drawings and photographs, which greatly facilitates the intelligibility of the material. Help your eyes by applying preventive measures!


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