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Direct linkMorgan, Paul L.; Farkas, George; Hillemeier, Marianne M.; Maczuga, Steve – Journal of Learning Disabilities, 2016
We analyzed two nationally representative, longitudinal data sets of U.S. children to identify risk factors for persistent mathematics difficulties (PMD). Results indicated that children from low socioeconomic households are at elevated risk of PMD at 48 and 60 months of age, as are children with cognitive delays, identified developmental delays…
Descriptors: Learning Problems, Learning Disabilities, At Risk Students, Mathematics Instruction
Zoldosova, Kristina; Prokop, Pavol – EURASIA Journal of Mathematics, Science & Technology Education, 2007
The research deals a problem of primary pupils' preconceptions about a child prenatal development. Even the pupils cannot experience the phenomenon and can get only mediate information; their idea about the prenatal development is quite well constructed. The quality of the preconceptions depends mainly upon variety of informational sources kept at…
Descriptors: Elementary School Students, Prenatal Influences, Concept Formation, Qualitative Research
