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Developing an Engineering Design Process Assessment using Mixed Methods.

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This study used mixed methods to develop and refine K-12 Engineering Design Process (EDP) assessments. Combining quantitative and qualitative data offers a comprehensive approach to improving engineering education evaluation.

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Area of Science:

  • STEM Education
  • Engineering Education Research

Background:

  • Global science education reforms emphasize engineering design.
  • There is a need for psychometrically sound engineering assessments.

Purpose of the Study:

  • To demonstrate mixed methods for developing K-12 Engineering Design Process (EDP) assessment items.
  • To inform the revision and development of EDP assessment tools.

Main Methods:

  • Utilized mixed methods, combining quantitative and qualitative techniques.
  • Applied these methods to a middle-school EDP assessment.

Main Results:

  • Mixed methods provide an in-depth understanding of assessment item quality.
  • This approach effectively informs the revision and creation of EDP assessment items.

Conclusions:

  • Combined evidence from quantitative and qualitative data enhances assessment validity.
  • Researchers and educators can use these methods to support engineering assessment interpretation and use.