A new randomized control trial in Mississippi has found that a good kindergarten literacy program can boost disadvantaged students’ vocabulary in kindergarten by as much as an extra month of school.

Education experts have a solid answer. If kindergarten is about transitioning away from the play-based learning of preschool, then first grade is about stepping fully into the world of academics. “The ...

At this young age, your child may have a hard time saying exactly what they are feeling. They may be upset without quite having the vocabulary or the self-awareness to fully explain their emotions.