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Now showing items 121-130 of 246
Survey of sea lamprey status and control in the Great Lakes
(1964-08)
Scope and Method of Study: This report has been undertaken as a brief survey of the sea lamprey situation that has existed in the upper Great Lakes for the last four decades. A brief history of the invasion into the upper ...
Simple science experiments for daily high school class demonstrations
(1957-05)
Scope of Study: A collection of simple experiments that may be used in high school science classes for demonstrating various physical and chemical principles. The experiments are of the sensational type that tend to glamorize ...
Development of biological stations for secondary science education
(1961-01)
Scope of Study: Development of the idea of the use of a Biological Station for instruction of secondary school students in the natural sciences, giving them the opportunity to appreciate and enjoy natures processes, and ...
Summary of studies and criticisms of water fluoridation
(1957-08)
Scope of Study: During recent years evidence has been accumulating on the advantages of adding fluorides to public water supplies as a means of preventing dental caries. The U. S. Public Health Service is cooperating with ...
Investigations in magnetospherics and electrospherics
(1965-08)
Scope and Method of Study: The purpose of this investigation is to make a scientific study into the field of electrospherics and magnetospherics. These two words are new in the field of Physics and were coined by A. D. ...
Facilities for high school biological science
(1958-05)
Scope of Study: This report has been prepared to give helpful suggestions to biology teachers, administrators, architects, boards of education, and others who share responsibility for planning and developing school facilities ...
Inquiry into the status of wildlife conservation in the curriculum of the public schools
(1961-05)
Scope of Study: This study was conducted through correspondence with State Game and Fish Commissions and State Departments of Education. Approximately one-hundred seventy-five responses were received from these agencies ...
Need of liability insurance for science teachers
(1961-05)
Scope of Study: A study was made by corresponding with County Attorneys of the State of Oklahoma and eighty different Insurance Companies throughout the United States concerning the need of Liability Insurance for Science ...