The U.S. Next Generation Science Standards treat biological adaptation as a disciplinary core idea, but various science educators recommend its introduction at different ages. The concept of biological adaptation elicits children's reasoning about organisms, their environments, and the relationship between organisms and their environments. The…

By means of a series of educational activities over 8 months, this practicum study sought to institute a prosocial curriculum for preschool children. The curriculum was meant to teach trust, autonomy, and skills for handling aggressive feelings. Subjects were 18 four- and five-year-old children. Activities exposed children to areas such as: (1)…