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Direct linkHubler, Tina; Adams, Patti; Scammell, Jonathan – American Biology Teacher, 2015
The molecular basis of evolution is an important and challenging concept for students to understand. In a previous article, we provided some of the scientific background necessary to teach this topic. This article features a series of laboratory activities demonstrating that molecular events can alter the genomes of organisms. These activities are…
Descriptors: Laboratory Experiments, Science Activities, Molecular Biology, Genetics
Sandoval, Christopher – Teaching Science, 2013
The Ruben Flame Tube is named after H. Ruben, who published the demonstration experiment in "Annalen der Physik" in 1905. This article presents one of the many demonstrations the author uses to engage, motivate, and challenge his students.
Descriptors: Scientific Concepts, Physics, Science Instruction, Teaching Methods
Peer reviewedNovak, John A.; Dettloff, Janet M. – Journal of College Science Teaching, 1989
Discusses two strategies that provide concrete-thinking students with opportunities to develop and use formal or critical-thinking skills. Describes using task analysis and long-term investigations in the classroom. (YP)
Descriptors: College Science, Community Colleges, Critical Thinking, Formal Operations
