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International Journal of Technology and Design Education (2021) 31:255–280
https://doi.org/10.1007/s10798-019-09557-x
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The impact ofmodeling‑eliciting activities onhigh school
student design performance
TannerJ.Human1 · NathanMentzer2
Accepted: 2 December 2019 / Published online: 11 December 2019
© Springer Nature B.V. 2019
Abstract
Modeling allows students to become more effective designers. High school technology and
engineering students engage in engineering design challenges as part of traditional instruc-
tional practices. Model-eliciting activities (MEA) present students with opportunities to
elicit mathematical thinking that facilitates modeling. Students (n = 266) from four high
schools completed a MEA and design challenge procedure. The research design utilized a
quasi-experimental method, post-test only, with homogenous matching comparison groups
based on possible confounding variables. A rubric was used to measure student design
performance. Students in the comparison group (n = 124) completed a traditional design
challenge and were assessed on their design performance. Students in the treatment group
(n = 142) completed a MEA, a traditional design challenge and were assessed on their
design performance. An analysis of covariance (ANCOVA) was used in order to discover
if the difference in average design challenge rubric score from comparison group (42.56)
to the treatment group (45.18) was statistically significant. A one-way multiple analysis of
covariance (MANCOVA) was used to indicate if the differences in student average scores
in each rubric category were significant. The ANCOVA did not reveal evidence supporting
the research question with regard to overall design performance. The Pillai’s Trace MAN-
COVA test results were significant. Four design rubric categories were found to be signifi-
cantly different: Criteria, Proposal, Test/Evaluate, and Communicate. The findings in this
study suggest that MEAs significantly support design-based classroom activities. While
overall student design performance was reported to show no significant increase, aspects
of design displayed significant improvement. Technology and engineering teachers should
examine MEAs as potential curriculum enhancements in their design-based classrooms.
Keywords Modeling· Design· Engineering education· Technology education· STEM
education
* Tanner J. Huffman
huffmant@tcnj.edu
1 Integrative STEM Education, The College ofNew Jersey, Ewing, NJ, USA
2 Technology Leadership andInnovation andCurriculum andInstruction, Purdue University,
WestLafayette, IN, USA
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