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Valanides, Nicos; Papageorgiou, Maria; Angeli, Charoula – Journal of Science Education and Technology, 2014
The study provides evidence concerning elementary school children's ability to conduct a scientific investigation. Two hundred and fifty sixth-grade students and 248 fourth-grade students were administered a test, and based on their performance, they were classified into high-ability and low-ability students. The sample of this study was…
Descriptors: Elementary School Students, Scientific Research, Student Research, Science Process Skills
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Morell, Linda – Middle Grades Research Journal, 2008
This study used a national validity project to investigate specific research questions regarding the intersections among aspects of validity, educational measurement, and cognitive theory. Validity evidence was collected through traditional paper and pencil tests, surveys, think-alouds, and exit interviews of fifth and sixth grade students, as…
Descriptors: Protocol Analysis, Science Tests, Measurement, Grade 6