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Rapp, Carl Steven – Science Teacher, 1993
Provides instructions for building a radio telescope for less than $120. (PR)
Descriptors: Astronomy, Class Activities, Earth Science, High Schools
Peer reviewed Peer reviewed
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Echeverria, Alejandro; Nussbaum, Miguel; Calderon, Juan Felipe; Bravo, Claudio; Infante, Cristian; Vasquez, Andrea – Interactive Learning Environments, 2011
The use of handheld computers in educational contexts has increased considerably in recent years and their value as a teaching tool has been confirmed by many positive experiences, particular within collaborative learning systems (Mobile Computer Supported Collaborative Learning [MCSCL]). The cost of the devices has hindered widespread use in…
Descriptors: Educational Technology, Physics, Technology Uses in Education, Courseware