%0 Journal Article %T Health-saving education as a factor of additional education of children %A Shpet, V.V. %A Ovchinnikov, Y.D. %A Yakunina, V.A. %K project technology, health-preserving education, teaching biomechanics, method, sample Rufe –Dixon line %J Journal of Natural Sciences Research %D 2019 %N 4 %P 5 %I INFRA-M Academic Publishing LLC.