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Direct linkWagler, Ron – Science Scope, 2011
Middle school students can develop and enhance their observation skills by participating in teacher-guided scientific inquiry (NRC 1996) activities where they observe animals that tend to act in known, predictable ways. Madagascar hissing cockroaches ("Gromphadorhina portentosa") are one such animal. This article presents beginning, intermediate,…
Descriptors: Middle School Students, Observation, Foreign Countries, Language Acquisition
Torres, Sergio; Powers, Judith L. – Science Scope, 2009
In the exciting, "out of this world" activity described here, students measure the Earth using meter sticks while measuring their shadows in two distant locations. To obtain the size of the Earth, students discover the connection between the measurements of the shadows and a model of the spherical Earth following the method developed by…
Descriptors: Middle Schools, Geometric Concepts, Middle School Students, Models
