Intellectual development means the growth of a child's ability to think and reason. It's about how they organize their minds, ideas and thoughts to make sense of the world they live in. The government of Vietnam requests the education sector to develop hidden competencies of students, particular young learners. This study therefore analyses…

This study analyzed the instructional practices of more versus less effective U.S. History teachers identified by a multiple regression model. Using surveys, observations, and focus-group interviews, the study found that the most effective teachers had a more complete package of rigor, relevance, and relationship strategies than less effective…