Despite years of formal education, approximately one-third of all undergraduate students still cannot explain the causes of the seasons. Student manipulation of a handheld model is one approach to teaching this concept; however, the large number of students in many introductory classes can dissuade instructors from utilizing this teaching…

Young children are naturally curious. The desire to question, hypothesize, explore, and investigate is part of their very being. This inherent sense of inquiry provides the foundation for science with young children, from inquisitive toddlers to curious third-graders. Early childhood educators can build on children's questions, eagerness, and…

Green is often used as a synonym for environmental or ecological, especially as it relates to products and activities aimed at minimizing damage to the planet. Scientists and engineers have long had important roles in the environmental movement. Their expertise is focused on a variety of issues, including increasing energy efficiency, improving…

The study investigated the mental models of primary school children related to the day/night cycle. Semi-structure interviews were conducted with 40 fourth-grade and 40 sixth-grade children. Qualitative and quantitative analysis of the data indicated that the majority of the children were classified as having geocentric models. The results also…

Based on the recommendation of the AAAS and the NRC, middle level science is the rightful introduction for a systems approach, including the study of its parts, subsystems, interconnections, and interrelationships. Dr. Seuss's "The Lorax" provides an excellent opportunity to combine ecological consequences within a systems approach (Sweeney 2001).…

This study examines the relationship of gender and spatial perception on student interactivity with contour maps and non-immersive virtual reality. Eighteen eighth-grade students elected to participate in a six-week activity-based course called "3-D GeoMapping." The course included nine days of activities related to topographic mapping.…

This article summarizes the scope of modern geochemistry and emphasizes its educational value. (DT)

This address to the Paleontological Society considers the present status of paleontology and tries to predict what will be needed in the coming decade for continued professional growth. The first of the three parts of this discussion is a characterization of paleontologists, the second is a review of how paleontologists view their tasks and…

This earth sciences' directory lists the names and addresses of 275 professional societies and organizations. The directory includes both American and foreign organizations. (BT)

Discusses the Pennsylvania Earth Science Teachers Society (PESTS), an organization designed to forward the cause of earth science education within the state of Pennsylvania. (DF)