The Performance Assessment of Design Skills (PADS) is designed to be used with youth ages 9-14, in either in- or out-of-school settings. It assesses a youth’s engineering mindset—how they approach an engineering design problem. PADS accomplishes this by presenting a narrative about an engaging challenge and asking youths to describe ways they might solve it. The particular engineering practices or “habits of mind” that the PADS is designed to assess are:
• Consider a real-world problem in context and engineer a solution.
• Use a systematic problem-solving process.
• Investigate the properties and uses of materials to solve a problem.
• Consider constraints and criteria that require trade-offs.
• Envision multiple solutions.
• Apply science and math knowledge to problem solving.
• Evaluate designs and make improvements.
Performance assessments are a form of contextual assessment where students engage in tasks within a context that affords the use of practices of interest to the assessor. There are many advantages to performance assessment, including face validity, the emphasis on skills and the ability to deal with complexity and relevance. Performance assessment tasks should meet several criteria: they should elicit observable performances, use a standard set of tasks, have high fidelity to “real life” performances, measure a variety of levels of performance, and afford improvement with practice. In engineering in the P-12 setting in particular, there is need for assessment focusing on engineering design performance—not just knowledge about it. Familiarity with the process of designing a product is the aspect of engineering that is most frequently called for and researched (Sneider & Ravel, 2021).
Over the past year, we have worked to further develop, improve, and gather evidence of validity and reliability for the PADS when used to measure improvements in youths’ capabilities to engage in productive problem solving in out-of-school settings. Over the summer, we collected matched pre- and post-PADS from 110 youths in six summer camps in five states. Of these, the majority were entering grades 5-7; the diverse sample includes sixty-five girls; 40% are Black, and 5.5% each are Latinx and Native American. Most youths indicated on the pre-PADS no or little experience with engineering projects (79%). We also conducted online interviews with 15 participating youths as a comparison to the PADS: youths were asked to address a design challenge using materials shipped to them in a kit. We also asked these youths to comment on the PADS as compared to the interviews.
Finally, we had camp educators score approximately half of the sample, to gather feedback on usability and appropriateness of the PADS for camp use. Each PADS was scored independently by two trained scorers. We are working on and will present results of quantitative analysis of the PADS and qualitatively compare to interview data. We will also present evidence of validity and reliability, ease of use by educators, and reception by youths in an out-of-school setting.
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