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Albert Bandura's theory of observational learning identifies four critical processes: attention, retention, motor reproduction, and reinforcement or motivation.
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Quality of concept maps is affected by map building strategies.

Biochemistry and molecular biology education : a bimonthly publication of the International Union of Biochemistry and Molecular Biology·2020
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Building mental models by dissecting physical models.

Anveshna Srivastava1

  • 1Homi Bhabha Centre for Science Education, Tata Institute of Fundamental Research, Mumbai, 400088, India.

Biochemistry and Molecular Biology Education : a Bimonthly Publication of the International Union of Biochemistry and Molecular Biology
|December 30, 2015
PubMed
Summary

Model dissection, an alternative to model building, enhances student learning in biology. This pedagogical approach significantly improves conceptual understanding compared to traditional model construction methods.

Keywords:
active learningassessment of educational activitiescontributions from cognitive science and educational psychology to student learningeffective in-class problemsinstructor-regulated collective learningteaching and learning techniques methods and approachesvisual literacy

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Area of Science:

  • Biology Education
  • STEM Pedagogy
  • Learning Sciences

Background:

  • Traditional model-building activities in science education involve a trade-off between construction flexibility and instructor supervision.
  • Highly flexible models demand more supervision, potentially hindering focused learning, while overly constrained models may lead to rote memorization without deep conceptual engagement.

Purpose of the Study:

  • To introduce and evaluate "model-dissection" as a novel pedagogical strategy.
  • To compare the effectiveness of model-dissection versus traditional model-building for enhancing conceptual understanding in undergraduate biology students.

Main Methods:

  • Empirical study involving two cohorts of undergraduate biology students.
  • Intervention groups: one group engaged in "model-building" from prefabricated components, the other in "model-dissection" of a pre-existing 3D physical model.
  • Pre- and post-intervention conceptual understanding assessed using questionnaires.

Main Results:

  • Both model-building and model-dissection groups showed improvement in post-test scores.
  • The model-dissection group demonstrated statistically significant improvements in conceptual understanding compared to the model-building group.
  • Model-dissection was found to be intrinsically time-efficient.

Conclusions:

  • Model-dissection is a more effective pedagogical tool than model-building for promoting focused learning and conceptual understanding in biology.
  • This approach optimizes instructor supervisory resources while enhancing student learning outcomes.
  • Model-dissection offers a valuable alternative for science education, particularly in complex subjects.