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Peer reviewed Peer reviewed
Victor, Robert C. – Science and Children, 1971
Descriptors: Astronomy, Earth Science, Elementary School Science, Field Instruction
Peer reviewed Peer reviewed
Andrews, Edwin S. – Science and Children, 1971
Describes an elementary school science activity related to telling time by apparent star motion. Directions are given for construction and use of a Polar Dial" to determine local sidereal time. Methods of conversion to local civil time and standard time are given. (JM)
Descriptors: Astronomy, Earth Science, Elementary School Science, Field Instruction
Peer reviewed Peer reviewed
Ulmer, David C., Jr. – Science and Children, 1975
Two instruments are described which were designed to provide beginning students with the tools for determining sun-time and the altitude of the sun. Both can be constructed by the student. A simple-to-construct scale is included. Activities are suggested to use with the instruments. (Author/EB)
Descriptors: Astronomy, Earth Science, Elementary Education, Elementary School Science