> Kindergarten in the US became far more academically focused after the No Child Left Behind Act of 2001, and the adoption of Common Core curriculum. My unders

> Kindergarten in the US became far more academically focused after the No Child Left Behind Act of 2001, and the adoption of Common Core curriculum. My understanding is that this is at least driven in part by academia, who have gradually advocated earlier and earlier interventions for lower performing students.