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They compared children starting at 12-18 months and ending at 9 years of age. This study would have been unreasonable as far as I understand it until screens go
by stevenwoo 4y ago
They compared children starting at 12-18 months and ending at 9 years of age. This study would have been unreasonable as far as I understand it until screens got small enough to put in a crib or only include parents who hold their child in their lap while watching television or have a television adjacent to a crib.
- scott00 4y ago99% of kids can sit without support at 9.2 months.[0] 97% can crawl by 12 months.[0] Kids in the 12-18 month range don't stay in the crib or a lap all day. [0] https://cdn.who.int/media/docs/default-source/child-growth/child-growth-standards/indicators/motor-development-milestones/mm_percentiles_table.pdf?sfvrsn=81f3b60b_5 https://cdn.who.int/media/docs/default-source/child-growth/c...