This paper uncovered the striking reality about early childhood development in rural China: while 40% of young children showed cognitive delays and 42% experienced language delays, the traditional measures used to assess a child's home learning environment are rapidly becoming outdated. Surveying 581 families, the study found that books, newspapers, and magazines—long considered hallmarks of a stimulating home—had little impact on developmental outcomes in today's digital world. The World Health Organization’s family care indicator (FCI) scale, although widely used to assess caregiving quality, may be outdated due to shifts from traditional print materials to digital media in recent years. Instead, when caregivers watched educational content together with their children, children demonstrated stronger cognitive and language development. By challenging decades-old assumptions behind one of the world's most widely used caregiving assessment tools, this research highlights a profound shift in how children learn and offers a roadmap for updating global early childhood policies and interventions to better serve families in an increasingly digital age.