New Study Reveals How Much Weight Kids Should Carry in School Backpacks
The new small-scale study is the first to determine the maximum weight for backpacks on wheeled trolleys, used by more than 40 percent of children in Spain.
from Top Lifestyle News- News18.com https://ift.tt/2XJpFTC
The new small-scale study is the first to determine the maximum weight for backpacks on wheeled trolleys, used by more than 40 percent of children in Spain.
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