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Teaching concepts in STEM to two generations through senior capstone projects

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Conference

2024 ASEE-GSW

Location

Canyon, Texas

Publication Date

March 10, 2024

Start Date

March 10, 2024

End Date

March 12, 2024

Page Count

15

DOI

10.18260/1-2--45395

Permanent URL

https://sftp.asee.org/45395

Download Count

12

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Paper Authors

biography

Ravi S Thyagarajan Texas A&M University

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Dr. Ravi Thyagarajan is a Professor of Practice in the Department of Mechanical Engineering at Texas A&M University in College Station, TX. He teaches senior design courses, is the Faculty Advisor for the TAMU Formula SAE Electric vehicle program, as well as for several other innovative senior capstone projects. Dr. Ravi Thyagarajan has provided technical leadership for almost 30 years in the areas of design, development, and analysis of ground vehicles and occupants, pertaining to structural optimization, ground vehicle crash/blast-worthiness, occupant safety, and light-weighting.
Dr. Thyagarajan served most recently as the Army Portfolio Director for Basic Research in the Army Futures Command (AFC) in Austin, TX, and prior to that, as the Deputy Chief Scientist at the Ground Vehicle Systems Center (GVSC), in Warren, MI. He has also spent over 15 years in the automotive industry at Ford Motor Company and Visteon Corporation, where he was involved in all aspects of the product development lifecycle of automotive interiors.

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biography

Shadi Balawi Texas A&M University

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Dr. Balawi is an Instructional Associate Professor in the Mechanical Engineering department at Texas A&M. He teaches in the areas of materials, manufacturing, and design. His interests are in the areas of Engineering Design for Disciplinary STEM Educational Research, Team Formation and Team Skill Education. Dr. Balawi earned his PhD in Aerospace Engineering from University of Cincinnati with research focus on experimental design and testing of solids for honeycomb core materials.

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Abstract

Senior capstone programs at US universities offer an excellent opportunity to teach engineering concepts to not only the engineering seniors in the capstone program, but also to the next generation of students currently in K-12. To achieve this, engineering students are given the challenge to create an exhibit in Science, Technology, Engineering and Mathematics (STEM) that in a fun way, conveys fundamental concepts to K-12 students. An example of this is a recently concluded senior capstone project in Mechanical Engineering at Texas A&M University called Electrocycle. Using a standard bicycle and a small generator The prototype effectively conveys concepts of energy generation, conversion and storage, as well as basic principles in mechanical and electrical engineering. In one mode of operation, 8-12-year-old students at the Boys and Girls Club of Brazos Valley, in Bryan TX, are able to light up and vary the intensity of incandescent and LED bulbs using purely their cycling output. In another mode, they can charge a LiFEPO4 storage battery, which in turn is used to charge computers, phones, and rechargeable AA batteries. This device provides a clever way to incentivize the K-12 students at the Club to perform physical activity on the bike for about 15 minutes to receive 2 charged AA batteries that they can use to play video games. The seniors also created engaging videos using Lightboard that further reinforced the lessons imparted by the exerciser. One of the significant findings of this project was the community-oriented nature of the project and its long-term utility was a key factor to motivate the seniors to perform their best. Not only did they work longer hours than those on other projects, but they also made extra efforts to ensure safety and craftsmanship. The other key finding was that the seniors learned the concepts much more thoroughly than usual, understanding their responsibility to properly teach K-12 students.

Thyagarajan, R. S., & Balawi, S. (2024, March), Teaching concepts in STEM to two generations through senior capstone projects Paper presented at 2024 ASEE-GSW, Canyon, Texas. 10.18260/1-2--45395

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