Despite the introduction of Common Core State Standards and the National Council of Teachers of Mathematics urging educators to explore fundamental concepts in mathematics at a deeper level, the majority of mathematics education has remained aimed at initial skill acquisition. The result has led to students learning to mimic a standard set of…

NASA eClips™, developed by the National Institute of Aerospace (NIA) in partnership with NASA, provides educators with standards-based educational resources that seek to increase student science, technology, engineering, and mathematics (STEM) literacy through the lens of NASA. Over the past four years a new project within NASA eClips™, NASA…

This study explored elementary pre-service teachers' content knowledge for dissolving before and after an instructional intervention over a 15-week science methods course. Pre-service teacher knowledge was examined using pre/post concept maps (Cmaps) and drawings with narrative descriptions. A mixed methods approach was used for both data…

Describes the development, use, and evaluation of the "Osmosis Program" as a teaching tool to elicit and challenge college students' understanding about diffusion and osmosis. Results showed students using the program performed better on a diffusion and osmosis assessment test than students not using the program. (Author/MKR)