This isn't to the actual study (which I'm having trouble finding), but to the NEA's policy brief on all day kindergarten. https://www.nea.org/assets/docs/18001

This isn't to the actual study (which I'm having trouble finding), but to the NEA's policy brief on all day kindergarten. https://www.nea.org/assets/docs/18001_Full-Day_Kindergarten_Policy_Brief-final.pdf https://www.nea.org/assets/docs/18001_Full-Day_Kindergarten_... The TL;DR being that all day Kindergarten is strongly associated with better educational outcomes. As a result, many districts are moving towards full day.