[ad_1]
For each additional minute spent with an electronic device, toddlers said less, heard less and had fewer back-and-forth exchanges with adults.
[ad_2]
Source link
Credit: NYTimes.com
[ad_1]
For each additional minute spent with an electronic device, toddlers said less, heard less and had fewer back-and-forth exchanges with adults.
[ad_2]
Source link
Credit: NYTimes.com