Understanding ecosystems is challenging, but important for becoming environmentally-literate citizens of today's society. People have difficulty considering how different components, mechanisms, and phenomena, both visible and invisible, are interconnected within ecosystems. This research presents both the design and initial testing of an…

A project was undertaken to develop and evaluate the effectiveness of a unit of instruction which would teach economically deprived first grade children some interesting scientific concepts and increase their curiosity behavior and willingness to offer hypotheses, carry out experiments, and evaluate outcomes. The instructional unit was based on…

Describes the teacher's guide made up of 125 student activities encompassing 1 year of high school physics instruction called Physics Resources and Instructional Strategies for Motivating Students (PRISMS). The learning cycle of each activity includes three phases: exploration, concept introduction, and concept application. Provides exploration…

The Head Start on Science and Communication Program (HSSC) is a model that fosters science learning for young children through a systematic approach to language development. The HSSC program emphasizes the development of language skills through an explicit teacher-directed and exploratory child-centered approach to acquiring science knowledge and…