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Osmundson, Ellen; Dai, Yunyun; Herman, Joan – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2011
This efficacy study was designed to examine the traditional FOSS curriculum (Delta Publishing, Full Option Science System/FOSS, magnetism and electricity, structures of life, and water modules, 2005), and the new ASK/FOSS curriculum (magnetism and electricity, structures of life, and water modules, 2005), a revised version of the original FOSS…
Descriptors: Elementary School Teachers, Grade 3, Grade 4, Elementary School Science
Crews, Kimberly A. – 1987
One of the challenges that face humanity is how to manage resource and environmental endowments in a way that will guarantee continued survival and ensure the well-being of future generations. Those resources most important to human survival are food, water, and energy. When the population of the world reached 5 billion in 1987, approximately 87…
Descriptors: Agriculture, Conservation (Environment), Developed Nations, Developing Nations