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Lopez, Enrique; Kim, Jennifer; Nandagopal, Kiruthiga; Cardin, Nate; Shavelson, Richard J.; Penn, John H. – Chemistry Education Research and Practice, 2011
Science, Technology, Engineering, and Mathematics (STEM) education has become a key focus in the U.S. government's public education agenda. Many STEM degrees require the successful completion of undergraduate introductory organic chemistry (O-Chem), which is notorious for its difficulty and high attrition rate. Concept Maps (CM) have been used as…
Descriptors: Feedback (Response), Concept Mapping, Validity, Maps
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Petrillo, Joseph – College Mathematics Journal, 2009
In an elementary undergraduate abstract algebra or group theory course, a student is introduced to a variety of methods for constructing and deconstructing groups. What seems to be missing from contemporary texts and syllabi is a theorem, first proved by Edouard Jean-Baptiste Goursat (1858-1936) in 1889, which completely describes the subgroups of…
Descriptors: Student Research, Problem Sets, Algebra, College Mathematics