A researcher-developed questionnaire regarding the importance and developmental appropriateness of 12 specific elements of the nature of science (Alshamrani, 2008) for early elementary (kindergarten through fourth grade [K-4]) science instruction was mailed to a random sample of U.S. K-4 teachers. At least half (N = 377) of the respondents…

This study investigates what preservice elementary school teachers assume about children's capacities to learn about equity issues and how teachers might translate teaching for social justice into actual classroom practices. Participants said they did not see the age of their students as a barrier to teaching for social justice, although their…

Sixty-five fourth-grade, fifth-grade and sixth-grade teachers in the Midwestern United States participated in professional development opportunities designed to increase their mathematics content knowledge and pedagogical knowledge over a two-year series of workshops. Through the use of pre-tests and post-tests assessing content knowledge and…

Algebra instruction has traditionally been postponed until adolescence because of historical reasons (algebra emerged relatively recently), assumptions about psychological development ("developmental constraints" and "developmental readiness"), and data documenting the difficulties that adolescents have with algebra. Here we…

This article provides an overview of medicine ball training. Specifically, it describes "Medicine Ball for All," a physical activity program designed to provide children and teenagers with a meaningful learning experience that is consistent with their developmental needs. The article focuses on developing a safe, successful, and inexpensive…